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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.
The National Association of Realtors is engaged in ongoing efforts to prevent the mark from becoming generic. These efforts include, among other things, writing to members of the media to complain of improper usage, distribution of information and guidelines on correct usage, and the development of an educational video on the subject. [174] Rizla
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]
Nick Bromberg. September 5, 2024 at 8:26 AM. It's time for our first top-10 matchup of the season. Week 2 boasts a game between two of the four playoff teams from a season ago as Texas visits ...
After passing for a career-best 4,624 yards and 29 touchdowns in 2023, Tagovailoa, a first-round draft pick in 2020 out of Alabama – where he suffered another concussion – signed a four-year ...
Catherine, Princess of Wales, has completed chemotherapy treatment.In a video released Monday, the 42-year-old described the past nine months as “incredibly tough” for her and her family ...
Improved versions of the prism sheet have a wavy rather than a prismatic structure, and introduce waves laterally into the structure of the sheet while also varying the height of the waves, directing even more light towards the screen and reducing aliasing or moiré between the structure of the prism sheet and the subpixels of the LCD.
Erhard Kietz (1909–1982), Germany & U.S. – signal improvements for video transmissions [5] Jack Kilby (1923–2005), U.S. – patented the first integrated circuit Al-Kindi (Alkindus) (801–873), Iraq / Yemen – unambiguously described the distillation of wine in the 9th century, cryptanalysis , frequency analysis