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2. Magnifying glass - Wikipedia

   en.wikipedia.org/wiki/Magnifying_glass

   Magnifying glasses typically have low magnifying power: 2×–6×, with the lower-power types being much more common. At higher magnifications, the image quality of a simple magnifying glass becomes poor due to optical aberrations, particularly spherical aberration. When more magnification or a better image is required, other types of hand ...

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. Video magnifier - Wikipedia

   en.wikipedia.org/wiki/Video_magnifier

   Video magnifiers are electronic devices that use a camera and a display screen to perform digital magnification of printed materials. The display screen is usually LCD or a similar flat-screen technology (although older video magnifiers have used CRT displays), and the device usually includes a lamp to illuminate the source material.

5. Category:Screen magnifiers - Wikipedia

   en.wikipedia.org/wiki/Category:Screen_magnifiers

   Screen magnifier; M. Magnifier (Windows) O. ... Virtual Magnifying Glass; Z. ZoomText This page was last edited on 26 November 2023, at 14:20 ...

6. Screen magnifier - Wikipedia

   en.wikipedia.org/wiki/Screen_magnifier

   As the user moves the pointer or cursor the screen magnifier should track with it and show the new enlarged portion. If this tracking is jerky or flickers it is likely to disturb the user. Also, the pointer or cursor may not be the content of interest: for example, if the user presses a keyboard shortcuts that opens a menu, the magnified ...

7. Which foods are considered 'healthy?' FDA issues new label ...

   www.aol.com/news/foods-considered-healthy-fda...

   The new labels rules, for instance, add salmon, eggs, olive oil, nuts and whole grains to the list of "healthy" foods and remove foods with high amounts of added sugars.