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2. List of lens designs - Wikipedia

   en.wikipedia.org/wiki/List_of_lens_designs

   This list covers optical lens designs grouped by tasks or overall type. The field of optical lens designing has many variables including the function the lens or group of lenses have to perform, the limits of optical glass because of the index of refraction and dispersion properties, and design constraints including realistic lens element center and edge thicknesses, minimum and maximum air ...

3. Ground glass - Wikipedia

   en.wikipedia.org/wiki/Ground_glass

   Ground or frosted glass is widely used as a weather- and heat-proof light diffuser in ambient lighting, namely on glass covers or enclosures for lamp fixtures, and sometimes on incandescent bulbs. Its functions include reducing glare and preventing retinal damage by direct sight of the lamp filament.

4. Photographic lens design - Wikipedia

   en.wikipedia.org/wiki/Photographic_lens_design

   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 symmetrical design with five elements, but went no further. Zeiss' innovative photographic lens design was due to Dr Paul Rudolph. In 1890, Rudolph ...

5. I tried those Pair Eyewear glasses with the magnetic ... - AOL

   www.aol.com/lifestyle/tried-those-pair-eyewear...

   With prices starting at $60 per frame, prescription lenses included, Pair is already pretty affordable. However, for a limited time, Yahoo Life readers can save 15 percent on any Pair Eyewear ...

6. Frosted glass - Wikipedia

   en.wikipedia.org/wiki/Frosted_glass

   Frosted glass is produced by the sandblasting or acid etching of clear sheet glass. This creates a pitted surface on one side of the glass pane and has the effect of rendering the glass translucent by scattering the light which passes through, thus blurring images while still transmitting light.

7. Lens cover - Wikipedia

   en.wikipedia.org/wiki/Lens_cover

   A lens cover or lens cap provides protection from scratches and minor collisions for camera and camcorder lenses. Lens covers come standard with most cameras and lenses. Some mobile camera phones include lens covers, such as the Sony Ericsson W800, the Sony Ericsson K750 and the Sony Ericsson K550. A more secure lens cap is the metal screw-in ...

8. Anti-reflective coating - Wikipedia

   en.wikipedia.org/wiki/Anti-reflective_coating

   Uncoated glasses lens (top) versus lens with anti-reflective coating. The reflection from the coated lens is tinted because the coating works better at some wavelengths than others. An antireflective , antiglare or anti-reflection ( AR ) coating is a type of optical coating applied to the surface of lenses , other optical elements, and ...

9. Unrivaled schedule: Game times, TV for new 3-on-3 women's ...

   www.aol.com/unrivaled-schedule-game-times-tv...

   Six teams with 36 of the best women’s basketball players in the world, including Sabrina Ionescu and Brittney Griner, will compete in 3-on-3, full court games for the next nine weeks.