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Canon EOS Rebel T2i 18 MP CMOS Review
READ! 5,200 mm F14 Canon Prime Lens. The world's largest super-telephoto lens reflex camera. Extremely rare. Made in Japan. Probably a government appointed spy tool Cold War - which was not designed to look at the stairs with the use of information technology, the ND filter ... It uses a combination mirror and lens. The front lens is massive. Rear drop-in filters can be used. • Focal Length: 5150 mm • Exposure control: how much light is controlled through the use of built-in ND filter, according to f/14,f/16, f/22, f/32 • Minimum Focus: 120 meters • Dimensions (approx. 393 meters!): 500mm (width) x 600mm (height) x 1890 mm (depth) [20x24x75.6] • Weight : 100kg (£ 220) without support. Flyers from a Canon. "This is the only ultra-telephoto lens in the world capable of photographing objects of 18-32 miles (30 km 52kms away) with a focal length of 5200 mm, 5,200 mm mirror lens Canon can receive a hundred times larger an object image like that of a 50mm objective. "" To focus on this mountainfixed lens or an object far set up two telescopes on the target side of the lens barrel, and the goal is all on a solid surface, which is perfect laps. By minimizing the total length has been a major problem in designing this lens was. However, the catadioptric system that is applied to the other two mirror-image Canon lens (Canon 800 mm and 2,000 mm F3.8 f11) has managed to reduce to one third of the nominal focal length. In general, the focal length and optical aberrationsincrease with ...
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Posted in: supertelephoto,upload
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