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  2. Loupe - Wikipedia

    en.wikipedia.org/wiki/Loupe

    A photographic loupe for examining film and prints. A loupe (/ ˈ l uː p / LOOP) is a simple, small magnification device used to see small details more closely. [1] They generally have higher magnification than a magnifying glass, and are designed to be held or worn close to the eye.

  3. Coddington magnifier - Wikipedia

    en.wikipedia.org/wiki/Coddington_magnifier

    A Coddington magnifier is a magnifying glass consisting of a single very thick lens with a central deep groove diaphragm at the equator, thus limiting the rays to those close to the axis, which minimizes spherical aberration. This allows for greater magnification than a conventional magnifying glass, typically 10× up to 20×. Most single lens ...

  4. 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 ...

  5. These Stylish, Doctor-Approved Reading Glasses Can Help ... - AOL

    www.aol.com/best-doctor-approved-reading-glasses...

    In fact, as many as 34.5 million Americans wear over-the-counter reading glasses, according to the Vision Council. Luckily, reading glasses are easy to get practically anywhere—and they come in ...

  6. Objective (optics) - Wikipedia

    en.wikipedia.org/wiki/Objective_(optics)

    One of the most important properties of microscope objectives is their magnification.The magnification typically ranges from 4× to 100×. It is combined with the magnification of the eyepiece to determine the overall magnification of the microscope; a 4× objective with a 10× eyepiece produces an image that is 40 times the size of the object.

  7. Stop Squinting and Protect Your Eyes With Some High-Quality ...

    www.aol.com/news/12-best-reading-glasses-better...

    Just because you need some help seeing things up close doesn’t mean you can’t look good while doing it.

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