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2. Myopia - Wikipedia

   en.wikipedia.org/wiki/Myopia

   Corrective lenses for myopia have negative powers because a divergent lens is required to move the far point of focus out to the distance. More severe myopia needs lens powers further from zero (more negative). However, strong eyeglass prescriptions create distortions such as prismatic movement and chromatic aberration.

3. Cataract surgery - Wikipedia

   en.wikipedia.org/wiki/Cataract_surgery

   Cataract surgery is the most common application of lens removal surgery, and is usually associated with lens replacement. It is used to remove the natural lens of the eye when it has developed a cataract, a cloudy area in the lens that causes visual impairment. [4][10] Cataracts usually develop slowly and can affect one or both eyes. [4]

4. Human eye - Wikipedia

   en.wikipedia.org/wiki/Human_eye

   The human eye is a sensory organ in the visual system that reacts to visible light allowing eyesight. Other functions include maintaining the circadian rhythm, and keeping balance. Arizona Eye Model. "A" is accommodation in diopters. The eye can be considered as a living optical device. It is approximately spherical in shape, with its outer ...

5. After video of armed Venezuelan gang shared by local official ...

   www.aol.com/news/video-armed-venezuelan-gang...

   Aurora, Colorado Mayor Mike Coffman announced on Friday that the city is starting the process of clearing the apartment buildings where transnational armed gang Tren de Aragua has taken over. In a ...

6. Angela Bassett and Jamie Lee Curtis nab Emmys as new EGOT ...

   www.aol.com/creative-arts-emmy-awards-see...

   Angela Ba ssett, Jamie Lee Curtis, and more stars are joining the first-time Emmy winners club.. The winners of the Creative Arts Emmys were announced on Saturday and Sunday, and Bassett snagged ...

7. History of the single-lens reflex camera - Wikipedia

   en.wikipedia.org/wiki/History_of_the_single-lens...

   The Photomic series of prisms, which was initially designed with a direct coupled-metering CdS photocell (2 models were produced). The Photomic prism head later evolved to include the Photomic T with TTL in 1965, a behind-the-lens metering prism head which metered an averaging pattern of the focusing screen.