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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]
Myopia. Myopia, also known as near-sightedness and short-sightedness, [5] is an eye disease [6][7][8] where light from distant objects focuses in front of, instead of on, the retina. [1][2][7] As a result, distant objects appear blurry while close objects appear normal. [1]
Rectaflex (Italy): first SLR camera equipped with a pentaprism for eye-level viewing. The first prototype of the Rectaflex was presented by Telemaco Corsi at the Milano Fair in April 1947. It was a wooden mock-up, with a mirror eye-level finder. This first prototype used a five-facet roof optic prism giving a left to right inverted image.
NEW YORK, Sept. 06, 2024 (GLOBE NEWSWIRE) -- PRISM MarketView, a leading provider of market insights and company news, is excited to announce that Aclarion, Inc. (NASDAQ: ACON) has been added to the PRISM Emerging Medical Devices Index, which highlights companies at the forefront of innovation and market disruption in the medtech sector.
Stocks jumped Thursday as investors cheered the Federal Reserve’s eye-popping half-point interest rate cut. The Dow closed 522 points, or 1.3%, higher, reaching a new record after passing the ...
A 12-year-old boy has completed a charity cycle from Berkshire to Paris for the Paralympics. Dexter left Woodley, in Reading, on Sunday and finished his 230-mile (370km) journey alongside his mum ...
The Grammy-winner said on Saturday during her concert in Munich that once she concludes her Las Vegas residency in November, she’s planning to take a lengthy “break,” according to video ...
A liquid-crystal display (LCD) is a flat-panel display or other electronically modulated optical device that uses the light-modulating properties of liquid crystals combined with polarizers. Liquid crystals do not emit light directly [1] but instead use a backlight or reflector to produce images in color or monochrome.
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