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2. Magnifying glass - Wikipedia

   en.wikipedia.org/wiki/Magnifying_glass

   A pen seen through a magnifying glass Jim Hutton as detective Ellery Queen, posing with a magnifying glass. A magnifying glass is a convex lens that is used to produce a magnified image of an object. The lens is usually mounted in a frame with a handle. Beyond its primary function of magnification, this simple yet ingenious tool serves a ...

3. Magnification - Wikipedia

   en.wikipedia.org/wiki/Magnification

   The maximum angular magnification (compared to the naked eye) of a magnifying glass depends on how the glass and the object are held, relative to the eye. If the lens is held at a distance from the object such that its front focal point is on the object being viewed, the relaxed eye (focused to infinity) can view the image with angular ...

4. File:Magnifying glass 01.svg - Wikipedia

   en.wikipedia.org/wiki/File:Magnifying_glass_01.svg

   More than 100 pages use this file. The following list shows the first 100 pages that use this file only. A full list is available.. Central Forensic Science Laboratory

5. Optical microscope - Wikipedia

   en.wikipedia.org/wiki/Optical_microscope

   The earliest microscopes were single lens magnifying glasses with limited magnification, which date at least as far back as the widespread use of lenses in eyeglasses in the 13th century. [ 8 ] Compound microscopes first appeared in Europe around 1620 [ 9 ] [ 10 ] including one demonstrated by Cornelis Drebbel in London (around 1621) and one ...

6. Photographic lens design - Wikipedia

   en.wikipedia.org/wiki/Photographic_lens_design

   The first use of Jena glass in a photographic lens was by Voigtländer, but as the lens was an old design its performance was not greatly improved. Subsequently, the new glasses would demonstrate their value in correcting astigmatism, and in the production of achromatic and apochromatic lenses. Abbé started the design of a photographic lens of ...

7. Wikipedia : Featured picture candidates/Magnifying glass

   en.wikipedia.org/.../Magnifying_glass

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   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

9. File:Magnifying glass icon mgx1.svg - Wikipedia

   en.wikipedia.org/wiki/File:Magnifying_glass_icon...

   The following other wikis use this file: Usage on fr.wikipedia.org Discussion utilisateur:193.49.30.34; Discussion utilisateur:193.54.67.93; Aide:Liste de modèles ...