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

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

    Conan Glasses. Dr. Raviv is impressed by Foster Grant’s Multi Focus technology, which offers three magnification strengths in one pair: One for interacting with people at the top, one for using ...

  3. Peepers Blue Light-Blocking Reading Glasses Price: $29 These stylish blue light-blocking glasses are available in four colors and can be purchased with or without magnification lenses.

  4. Binoculars - Wikipedia

    en.wikipedia.org/wiki/Binoculars

    12 Further reading. ... to glasses with 7 to 12 times magnification and 30 to 50 mm diameter objectives for ... Only binoculars with very high magnification, 20x or ...

  5. 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 ...

  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. Glasses - Wikipedia

    en.wikipedia.org/wiki/Glasses

    Man with glasses. A woman with glasses. Glasses, also known as eyeglasses and spectacles, are vision eyewear with clear or tinted lenses mounted in a frame that holds them in front of a person's eyes, typically utilizing a bridge over the nose and hinged arms, known as temples or temple pieces, that rest over the ears.

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