https://slideandstain.site/How microscopes work, how to choose and use one, and how to prepare slides and find specimens for amateur microscopy at home or in class.enhttps://slideandstain.site/microscopy-basics/introduction-to-microscopy/https://slideandstain.site/microscopy-basics/introduction-to-microscopy/A beginner's introduction to microscopy: what microscopes actually do, the main types, the parts of a compound microscope, key terms and everyday uses.Microscopy BasicsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscopy-basics/getting-started-with-amateur-microscopy-as-a-hobby/https://slideandstain.site/microscopy-basics/getting-started-with-amateur-microscopy-as-a-hobby/How to start amateur microscopy: choosing a first microscope, avoiding toy models, basic supplies, easy first specimens, wet mounts and safe habits.Microscopy BasicsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscopy-basics/how-a-compound-microscope-works-following-the-light/https://slideandstain.site/microscopy-basics/how-a-compound-microscope-works-following-the-light/Follow the light through a compound microscope, from lamp and condenser to objective, eyepiece and eye, and learn why the image is magnified and inverted.Microscopy BasicsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscopy-basics/simple-microscope-principle/https://slideandstain.site/microscopy-basics/simple-microscope-principle/The principle of the simple microscope explained: how one convex lens forms a magnified virtual image, the magnification formula, and how microscopes differ from telescopes.Microscopy BasicsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscopy-basics/how-lenses-magnify-refraction-basics-for-microscope-users/https://slideandstain.site/microscopy-basics/how-lenses-magnify-refraction-basics-for-microscope-users/How lenses magnify objects: refraction, focal length, virtual images and angular size explained simply, plus what it means for microscope lenses and resolution.Microscopy BasicsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscopy-basics/light-vs-electron-microscope/https://slideandstain.site/microscopy-basics/light-vs-electron-microscope/How light and electron microscopes differ in resolution, magnification, sample prep and cost, with the main advantages and disadvantages of each type.Microscopy BasicsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscopy-basics/real-vs-virtual-images-in-a-microscope-explained/https://slideandstain.site/microscopy-basics/real-vs-virtual-images-in-a-microscope-explained/A compound microscope makes a real image with its objective and a virtual image with its eyepiece. Learn the difference, why it's inverted and why it matters.Microscopy BasicsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscopy-basics/history-of-the-microscope/https://slideandstain.site/microscopy-basics/history-of-the-microscope/Who made the first light microscope? The history of microscopy from flea glasses and the Janssen claim to Hooke, Leeuwenhoek, Abbe and the electron microscope.Microscopy BasicsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscopy-basics/types-of-microscopes/https://slideandstain.site/microscopy-basics/types-of-microscopes/The main types of microscopes used in biology (compound, stereo, inverted, fluorescence, electron and scanning probe), plus the main types of compound light microscope.Microscopy BasicsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscopy-basics/what-are-the-7-types-of-light-microscopes/https://slideandstain.site/microscopy-basics/what-are-the-7-types-of-light-microscopes/The 7 types of light microscopes commonly listed are brightfield, stereo, darkfield, phase contrast, fluorescence, confocal and polarizing. Here's what each one does.Microscopy BasicsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscopy-basics/what-is-a-light-microscope/https://slideandstain.site/microscopy-basics/what-is-a-light-microscope/A light microscope uses visible light and glass lenses to magnify small specimens. Learn how it works, its main parts, what it can and can't show, and its uses.Microscopy BasicsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscopy-basics/what-is-a-microscope/https://slideandstain.site/microscopy-basics/what-is-a-microscope/A microscope is an instrument for viewing objects too small to see clearly with the naked eye. Here's what it does, how it works, the main kinds and how small it can see.Microscopy BasicsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscopy-basics/what-is-the-difference-between-telescopes/https://slideandstain.site/microscopy-basics/what-is-the-difference-between-telescopes/Telescopes differ mainly in how they gather light (lenses, mirrors or both), in aperture and focal length, and in how they're mounted. Here's what each type does.Microscopy BasicsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/parts-of-a-microscope/https://slideandstain.site/microscope-parts/parts-of-a-microscope/A guide to every part of a compound microscope, from lamp and condenser to objectives, head and eyepieces, following the light path and explaining each role.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/160mm-finite-vs-infinity-corrected-objectives-can-you/https://slideandstain.site/microscope-parts/160mm-finite-vs-infinity-corrected-objectives-can-you/How 160 mm finite and infinity-corrected microscope objectives differ, how to tell them apart, and what happens if you use one type on the wrong microscope.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/microscope-barlow-lens/https://slideandstain.site/microscope-parts/microscope-barlow-lens/How Barlow lenses work on stereo microscopes: reducing vs magnifying powers, effects on working distance, field, brightness and detail, fit, and how to choose one.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/mechanical-stage-vs-stage-clips-how-they-work/https://slideandstain.site/microscope-parts/mechanical-stage-vs-stage-clips-how-they-work/How stage clips and mechanical stages hold and move slides, why clips struggle at 400x and above, and what to check before adding a mechanical stage.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/microscope-filters-what-blue-green-and-neutral-density/https://slideandstain.site/microscope-parts/microscope-filters-what-blue-green-and-neutral-density/What blue, green and neutral density microscope filters do, when each one helps, whether LED microscopes need them, and where filters fit in the light path.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/microscope-illumination/https://slideandstain.site/microscope-parts/microscope-illumination/How microscope illumination works: lamps vs mirrors, plane and concave mirror sides, condensers, diaphragms, Köhler setup and fixes for common lighting problems.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/objective-lenses/https://slideandstain.site/microscope-parts/objective-lenses/What a microscope objective is, how it's designed, how to read barrel markings and color codes, what plan and parfocal mean, and how to choose objectives.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/objective-working-distance-what-it-is-and-why/https://slideandstain.site/microscope-parts/objective-working-distance-what-it-is-and-why/What microscope objective working distance means, typical values from 4x to 100x, why it shrinks at high power, and how it affects thick mounts and focusing.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/stereo-binocular-microscope-parts/https://slideandstain.site/microscope-parts/stereo-binocular-microscope-parts/The parts of stereo and binocular microscopes explained: heads, zoom, Greenough vs CMO objectives, stands, lights, and why binocular doesn't always mean 3D.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/eyepiece-ocular-lens/https://slideandstain.site/microscope-parts/eyepiece-ocular-lens/How a microscope eyepiece works, how it differs from the objective, what WF and field number mean, how to set the diopter, and how eyepiece pointers work.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/the-iris-diaphragm-what-it-does-and-how/https://slideandstain.site/microscope-parts/the-iris-diaphragm-what-it-does-and-how/What a microscope's iris diaphragm really controls (contrast, resolution and depth of field, not brightness) and a simple method for setting it per objective.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/what-is-a-barlow-lens-used-for/https://slideandstain.site/microscope-parts/what-is-a-barlow-lens-used-for/A Barlow lens changes magnification: on stereo microscopes it adds working room or power, and in telescopes it multiplies eyepiece power. Uses and catches explained.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/what-is-the-difference-between-4x-10x-and/https://slideandstain.site/microscope-parts/what-is-the-difference-between-4x-10x-and/4x, 10x and 40x are objective powers giving 40x, 100x and 400x with a 10x eyepiece. Here's how field of view, detail and working distance change at each one.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/what-is-the-meaning-of-ocular-lens-in/https://slideandstain.site/microscope-parts/what-is-the-meaning-of-ocular-lens-in/The ocular lens is the microscope eyepiece you look into. Learn what the word means, what the ocular does, how it differs from the objective, and its markings.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/which-are-the-illuminating-parts-of-the-microscope/https://slideandstain.site/microscope-parts/which-are-the-illuminating-parts-of-the-microscope/The illuminating parts of a microscope are the light source or mirror, condenser and diaphragm, plus collector lens, field diaphragm and filters on better models.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/microscope-parts/which-means-mirror/https://slideandstain.site/microscope-parts/which-means-mirror/What the word mirror means, where it comes from, how mirrors reflect light, and what the plane and concave mirror under a microscope does and how to aim it safely.Microscope PartsSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/magnification-and-resolution/magnification-vs-resolution/https://slideandstain.site/magnification-and-resolution/magnification-vs-resolution/Magnification makes a specimen look bigger; resolution decides how much detail you can actually see. Learn how they differ, what limits each, and why it matters.Magnification and ResolutionSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/magnification-and-resolution/depth-of-field-focal-length/https://slideandstain.site/magnification-and-resolution/depth-of-field-focal-length/Why depth of field shrinks at higher power, approximate figures for each objective, what focal length means for objectives and eyepieces, and how it sets magnification.Magnification and ResolutionSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/magnification-and-resolution/digital-microscope-magnification-claims-what-1000x-really-means/https://slideandstain.site/magnification-and-resolution/digital-microscope-magnification-claims-what-1000x-really-means/Is 1000x on a cheap digital microscope real? Learn how on-screen magnification is calculated, why it isn't lab-microscope 1000x, and which specs actually matter.Magnification and ResolutionSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/magnification-and-resolution/empty-magnification-why-more-power-doesn-t-always/https://slideandstain.site/magnification-and-resolution/empty-magnification-why-more-power-doesn-t-always/Empty magnification makes the image bigger without showing new detail. Learn why it happens, the 500–1000 × NA rule, and how to pick eyepieces that avoid it.Magnification and ResolutionSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/magnification-and-resolution/total-magnification/https://slideandstain.site/magnification-and-resolution/total-magnification/Total magnification is eyepiece power times objective power. See the formula, a table for 4x to 100x objectives, the biology image-size formula and unit conversions.Magnification and ResolutionSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/magnification-and-resolution/how-to-find-the-total-magnification-of-a/https://slideandstain.site/magnification-and-resolution/how-to-find-the-total-magnification-of-a/To find total magnification, read the eyepiece and objective markings, check for any extra factor, and multiply. A step-by-step routine with worked examples.Magnification and ResolutionSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/magnification-and-resolution/how-to-measure-specimens-with-an-eyepiece-reticle/https://slideandstain.site/magnification-and-resolution/how-to-measure-specimens-with-an-eyepiece-reticle/Calibrate an eyepiece reticle against a stage micrometer for each objective, then measure cells and other specimens in micrometres. Step-by-step, with worked examples.Magnification and ResolutionSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/magnification-and-resolution/field-of-view/https://slideandstain.site/magnification-and-resolution/field-of-view/Field of view = field number / objective magnification. Get a reference table for common eyepieces, learn to measure FOV with a ruler and estimate specimen size.Magnification and ResolutionSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/magnification-and-resolution/numerical-aperture-explained-the-number-that-limits-your/https://slideandstain.site/magnification-and-resolution/numerical-aperture-explained-the-number-that-limits-your/Numerical aperture (NA = n sin θ) measures how much light an objective collects. Learn how it sets resolution, why oil raises it, and how to read it on your objectives.Magnification and ResolutionSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/magnification-and-resolution/resolving-power/https://slideandstain.site/magnification-and-resolution/resolving-power/What resolution and resolving power mean, the Rayleigh and Abbe formulas, how to estimate your microscope's limit, and practical ways to see finer detail.Magnification and ResolutionSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/magnification-and-resolution/what-is-magnification/https://slideandstain.site/magnification-and-resolution/what-is-magnification/Magnification is how much larger an image appears than the real object, written as a ratio such as 10x. Learn the formula, linear vs angular types, and how microscopes use it.Magnification and ResolutionSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/magnification-and-resolution/what-is-the-formula-for-magnification-of-a/https://slideandstain.site/magnification-and-resolution/what-is-the-formula-for-magnification-of-a/The magnification of a simple microscope is M = 1 + D/f with the image at the near point, or M = D/f for a relaxed eye, where D is about 25 cm. Worked examples inside.Magnification and ResolutionSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/magnification-and-resolution/why-is-the-total-magnification-400x-when-using/https://slideandstain.site/magnification-and-resolution/why-is-the-total-magnification-400x-when-using/A 40x objective gives 400x because a standard 10x eyepiece enlarges the objective's 40x image ten times more. Here's why the two numbers multiply.Magnification and ResolutionSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/choosing-a-microscope/https://slideandstain.site/choosing-a-microscope/choosing-a-microscope/Choosing a microscope for biology or a hobby: compound vs stereo, the specs that matter, why big magnification claims mislead, budgets and red flags.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/binocular-vs-trinocular/https://slideandstain.site/choosing-a-microscope/binocular-vs-trinocular/Binocular vs trinocular microscopes: what the third port adds, split vs switching heads, camera matching, setup tips, and which head type to buy.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/buying-a-used-microscope-a-checklist-before-you/https://slideandstain.site/choosing-a-microscope/buying-a-used-microscope-a-checklist-before-you/Buying a used microscope? What to check before you pay: objectives, fungus, focus drift, condenser, lighting and optics compatibility, plus seller questions.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/choosing-a-microscope-for-kids-real-instrument-vs/https://slideandstain.site/choosing-a-microscope/choosing-a-microscope-for-kids-real-instrument-vs/What to look for in a microscope for kids: how to tell a real instrument from a toy, stereo vs compound by age, features worth paying for, and safety tips.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/choosing-a-microscope-for-soldering-and-electronics-inspection/https://slideandstain.site/choosing-a-microscope/choosing-a-microscope-for-soldering-and-electronics-inspection/The best microscope for soldering and PCB inspection: stereo zoom vs digital HDMI vs USB, magnification, working distance, stands, lighting and ergonomics.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/digital-microscope-imaging/https://slideandstain.site/choosing-a-microscope/digital-microscope-imaging/A practical guide to microscope imaging: camera options, matching sensors, exposure, calibration, honest processing, focus stacking and analysis software.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/how-much-to-spend-on-a-microscope-what/https://slideandstain.site/choosing-a-microscope/how-much-to-spend-on-a-microscope-what/How much to spend on a microscope: what compound, stereo and digital models offer at each price tier, hidden costs, used options and budgets by buyer type.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/lcd-display-microscopes/https://slideandstain.site/choosing-a-microscope/lcd-display-microscopes/Are LCD display microscopes worth it? The two main types, where a built-in screen helps, the trade-offs versus eyepieces, and what to check before buying.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/stereo-vs-compound-microscope/https://slideandstain.site/choosing-a-microscope/stereo-vs-compound-microscope/Stereo vs compound microscopes compared: magnification, 3D viewing, lighting, working distance and specimens, plus dissecting microscope pros and cons.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/upright-vs-inverted-microscope/https://slideandstain.site/choosing-a-microscope/upright-vs-inverted-microscope/Upright vs inverted microscopes explained: where the objectives sit, what each design is used for, live cells vs slides, and whether amateurs need one.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/usb-microscopes-are-they-any-good-and-what/https://slideandstain.site/choosing-a-microscope/usb-microscopes-are-they-any-good-and-what/Are USB microscopes any good? What they do well, why 1000x claims mislead, whether they can see bacteria, buying checks and better alternatives for each job.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/what-are-the-four-types-of-microscopes/https://slideandstain.site/choosing-a-microscope/what-are-the-four-types-of-microscopes/The four main types of microscopes — compound, stereo, SEM and TEM — explained with uses and magnification, plus other common classifications.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/what-is-a-microscope-image/https://slideandstain.site/choosing-a-microscope/what-is-a-microscope-image/What a microscope image is: micrographs explained, how microscopes form images, why techniques look different, and how to read scale bars and stains.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/what-is-a-trinocular-microscope-used-for/https://slideandstain.site/choosing-a-microscope/what-is-a-trinocular-microscope-used-for/What a trinocular microscope is used for: photography, teaching, documentation, measurement and live streaming, plus when you don't really need one.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/what-is-the-principle-of-sem-and-tem/https://slideandstain.site/choosing-a-microscope/what-is-the-principle-of-sem-and-tem/The working principle of SEM and TEM explained: why electrons beat light, how each instrument forms an image, sample preparation and typical uses.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/choosing-a-microscope/what-microscopes-make-3d-images/https://slideandstain.site/choosing-a-microscope/what-microscopes-make-3d-images/Which microscopes produce 3D images: stereo, confocal, light-sheet, SEM stereo pairs, FIB-SEM, TEM tomography and AFM, plus 3D methods amateurs can try.Choosing a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/using-a-microscope/how-to-use-a-microscope/https://slideandstain.site/using-a-microscope/how-to-use-a-microscope/Learn how to use a microscope properly: carrying, setup, focusing, lighting, changing objectives, and putting it away without damaging lenses or slides.Using a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/using-a-microscope/can-t-see-anything-under-your-microscope-a/https://slideandstain.site/using-a-microscope/can-t-see-anything-under-your-microscope-a/Why you can't see anything under your microscope and how to fix it: dark views, blank bright fields, blurry images, stray specks and binocular setup problems.Using a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/using-a-microscope/microscope-activities/https://slideandstain.site/using-a-microscope/microscope-activities/Easy, fun microscope activities for kids and beginners, from salt crystals and hair to pond water and onion cells, with simple slide-making tips for each.Using a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/using-a-microscope/how-to-set-up-k-hler-illumination-on/https://slideandstain.site/using-a-microscope/how-to-set-up-k-hler-illumination-on/Step-by-step Köhler illumination setup: focusing and centering the condenser, setting the field and aperture diaphragms, and what to do without a field diaphragm.Using a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/using-a-microscope/how-to-use-a-100x-oil-immersion-objective/https://slideandstain.site/using-a-microscope/how-to-use-a-100x-oil-immersion-objective/Step-by-step guide to the 100x oil immersion objective: preparing the slide, applying oil, focusing safely, fixing a dim or hazy image, and cleaning up after.Using a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/using-a-microscope/coarse-and-fine-focus/https://slideandstain.site/using-a-microscope/coarse-and-fine-focus/How the coarse and fine focus knobs on a microscope work, when to use each one, why coarse focus is risky at 40x and 100x, and how to fix a stage that drifts.Using a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/using-a-microscope/what-are-some-good-microscope-experiments-for-high/https://slideandstain.site/using-a-microscope/what-are-some-good-microscope-experiments-for-high/Microscope experiments for high school students that go beyond looking: measuring cells, osmosis in onion cells, stomata counts, mitosis, and yeast.Using a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/using-a-microscope/what-can-a-1000x-microscope-see/https://slideandstain.site/using-a-microscope/what-can-a-1000x-microscope-see/What you can see at 1000x, from bacteria and blood cells to yeast and cell nuclei, why oil immersion and stains matter, and what stays out of reach.Using a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/using-a-microscope/why-is-e-inverted-in-a-microscope/https://slideandstain.site/using-a-microscope/why-is-e-inverted-in-a-microscope/The letter e looks upside down and backwards under a microscope because the objective lens rotates the image 180 degrees. Here is how the e lab works.Using a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/using-a-microscope/why-microscope-images-are-inverted/https://slideandstain.site/using-a-microscope/why-microscope-images-are-inverted/Why a compound microscope shows images upside down and backwards, what that means when you move the slide, and which microscopes give an upright view.Using a MicroscopeSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/contrast-techniques/microscope-contrast/https://slideandstain.site/contrast-techniques/microscope-contrast/Learn how contrast differs from resolution and magnification, why transparent specimens vanish, and which contrast techniques reveal them under a microscope.Contrast TechniquesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/contrast-techniques/brightfield-vs-phase-contrast/https://slideandstain.site/contrast-techniques/brightfield-vs-phase-contrast/Brightfield vs phase contrast microscopy compared: how each makes contrast, what specimens suit them, phase contrast's drawbacks, and adding phase to a hobby scope.Contrast TechniquesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/contrast-techniques/dark-field-microscopy/https://slideandstain.site/contrast-techniques/dark-field-microscopy/The advantages and disadvantages of dark field microscopy, how it compares with phase contrast and bright field, and which specimens and equipment suit it best.Contrast TechniquesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/contrast-techniques/dic-differential-interference-contrast-microscopy-explained/https://slideandstain.site/contrast-techniques/dic-differential-interference-contrast-microscopy-explained/What DIC (Nomarski) microscopy is, how its prisms and polarizers create relief contrast, its pros and cons, how it compares with phase contrast, and hobby options.Contrast TechniquesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/contrast-techniques/diy-dark-field-how-to-make-a-patch/https://slideandstain.site/contrast-techniques/diy-dark-field-how-to-make-a-patch/How to make a darkfield patch stop for your microscope condenser: materials, sizing the stop for each objective, centering, setup and fixes for gray backgrounds.Contrast TechniquesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/contrast-techniques/fluorescence-microscopy-how-it-works-and-what-it/https://slideandstain.site/contrast-techniques/fluorescence-microscopy-how-it-works-and-what-it/How fluorescence microscopy works: excitation and emission, the filter cube, fluorophores, what it reveals, limits like photobleaching, and safe options for amateurs.Contrast TechniquesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/contrast-techniques/how-to-make-rheinberg-illumination-filters-for-colorful/https://slideandstain.site/contrast-techniques/how-to-make-rheinberg-illumination-filters-for-colorful/Make your own Rheinberg illumination filters from lighting gels and clear plastic: sizing the central disc, choosing colors, assembly, setup and troubleshooting.Contrast TechniquesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/contrast-techniques/polarized-light-microscopy/https://slideandstain.site/contrast-techniques/polarized-light-microscopy/How polarized light microscopy reveals birefringence: crossed polarizers, interference colors, compensators, specimens to try, gout crystals and phase contrast compared.Contrast TechniquesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/contrast-techniques/transmitted-vs-reflected-light/https://slideandstain.site/contrast-techniques/transmitted-vs-reflected-light/Transmitted vs reflected light microscopes: how each lights the specimen, which samples suit them, contrast methods for each, and which type a hobbyist needs.Contrast TechniquesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/contrast-techniques/what-is-bright-field-imaging/https://slideandstain.site/contrast-techniques/what-is-bright-field-imaging/Bright field imaging is the standard microscope technique: light passes through the specimen, showing it dark on a bright background. How it works and its limits.Contrast TechniquesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/contrast-techniques/what-is-contrast-in-microscopy/https://slideandstain.site/contrast-techniques/what-is-contrast-in-microscopy/Contrast in microscopy is the difference in brightness or color between a specimen and its background. Where it comes from, why it matters and how to increase it.Contrast TechniquesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/contrast-techniques/what-is-reflected-light-used-for/https://slideandstain.site/contrast-techniques/what-is-reflected-light-used-for/Reflected light lets us see opaque objects. In microscopy it's used to examine metals, minerals, circuit boards, coins and other surfaces that light can't pass through.Contrast TechniquesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/contrast-techniques/what-is-the-advantage-of-dark-field-microscopy/https://slideandstain.site/contrast-techniques/what-is-the-advantage-of-dark-field-microscopy/The main advantage of dark field microscopy is high contrast on unstained, transparent and living specimens, and it can be added to most microscopes cheaply.Contrast TechniquesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/things-under-a-microscope/https://slideandstain.site/specimens-and-slides/things-under-a-microscope/What salt, paper, phone screens, hair, pollen, insects and pond water look like under a microscope, plus what magnification and mounting each one needs.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/can-i-turn-my-phone-into-a-microscope/https://slideandstain.site/specimens-and-slides/can-i-turn-my-phone-into-a-microscope/Yes, with an add-on lens or an existing microscope. Compare clip-on lenses, DIY lenses and eyepiece adapters, and see what a phone microscope can really show.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/how-does-coronavirus-look-under-a-microscope/https://slideandstain.site/specimens-and-slides/how-does-coronavirus-look-under-a-microscope/Coronaviruses appear as tiny round particles fringed with spikes in electron microscope images. Here's why light microscopes can't see them and what the colours mean.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/how-to-find-tardigrades-water-bears-in-moss/https://slideandstain.site/specimens-and-slides/how-to-find-tardigrades-water-bears-in-moss/How to find tardigrades at home: which moss and lichen to collect, how to soak and search it, and how to tell water bears from rotifers, mites and nematodes.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/how-to-make-a-blood-smear-slide-at/https://slideandstain.site/specimens-and-slides/how-to-make-a-blood-smear-slide-at/Make a blood smear slide at home: a safe finger prick, the wedge spreading technique, drying, fixing and staining, and what red and white blood cells look like.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/how-to-make-a-hay-infusion-to-culture/https://slideandstain.site/specimens-and-slides/how-to-make-a-hay-infusion-to-culture/Make a hay infusion at home to grow Paramecium and other protozoa: recipe, variations, what appears week by week, where to sample, and safe disposal.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/how-to-make-a-wet-mount-slide-without/https://slideandstain.site/specimens-and-slides/how-to-make-a-wet-mount-slide-without/Step-by-step wet mount slide technique that avoids air bubbles, plus how to spot bubbles, rescue a bad mount, stain under the coverslip and stop drying out.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/how-to-make-permanent-microscope-slides-mounting-media/https://slideandstain.site/specimens-and-slides/how-to-make-permanent-microscope-slides-mounting-media/How to make permanent microscope slides: choosing dry, aqueous or resin mounting media, dehydrating and clearing, curing, sealing the coverslip, and storage.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/how-to-prepare-and-stain-an-onion-cell/https://slideandstain.site/specimens-and-slides/how-to-prepare-and-stain-an-onion-cell/Make an iodine-stained onion cell slide step by step: peel the epidermis, mount, stain under the coverslip, and see the cell wall, nucleus and cytoplasm.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/methylene-blue-stain/https://slideandstain.site/specimens-and-slides/methylene-blue-stain/How methylene blue stains nuclei and bacteria blue, how to dilute it, and step-by-step methods for cheek cells, bacterial smears and live protozoa.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/histology-tissue-slides/https://slideandstain.site/specimens-and-slides/histology-tissue-slides/A beginner's guide to histology: the four tissue types, how tissue slides are fixed, sectioned and H&E stained, and how to read prepared slides at home.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/microscopy-artifacts/https://slideandstain.site/specimens-and-slides/microscopy-artifacts/How to recognise and prevent common microscopy artifacts: air bubbles, dust, stain crystals, section folds, optical halos, Brownian motion and digital glitches.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/planaria-under-microscope/https://slideandstain.site/specimens-and-slides/planaria-under-microscope/How to find, keep and observe planaria flatworms under a microscope: eyespots, gliding, the pharynx and gut, regeneration, and prepared slide sections.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/sponge-spicules/https://slideandstain.site/specimens-and-slides/sponge-spicules/What sponge spicules are, how to tell silica from calcite, how to clean them out of sponge tissue with bleach, and how to view and mount them.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/microorganisms-under-microscope/https://slideandstain.site/specimens-and-slides/microorganisms-under-microscope/Which microscope and magnification you need to see protozoa, algae and bacteria, where to find them, how to prepare live samples, and how to stay safe.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/what-are-the-7-types-of-epithelial-tissue/https://slideandstain.site/specimens-and-slides/what-are-the-7-types-of-epithelial-tissue/The seven types of epithelial tissue explained: what each looks like on a slide, where it is found and what it does, plus tips for identifying them yourself.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/what-can-kids-look-at-under-a-microscope/https://slideandstain.site/specimens-and-slides/what-can-kids-look-at-under-a-microscope/Safe, free things for kids to look at under a microscope, from salt and onion skin to pond life, with ideas by age, easy slide prep and safety tips.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/what-does-artefact-mean-in-the-context-of/https://slideandstain.site/specimens-and-slides/what-does-artefact-mean-in-the-context-of/In science, an artefact is a feature produced by the method of observation rather than the thing studied. Examples from microscopy, imaging and data analysis.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMThttps://slideandstain.site/specimens-and-slides/what-does-methylene-blue-actually-do-to-your/https://slideandstain.site/specimens-and-slides/what-does-methylene-blue-actually-do-to-your/How methylene blue acts in the body, its approved medical uses, what the evidence says about wellness claims, side effects, and who should avoid it.Specimens and SlidesSun, 15 Nov 2026 00:00:00 GMT