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Cross section of SLR camera. Until the development of SLR, all cameras with viewfinders had two optical light paths: one through the lens to the film, and another positioned above (TLR or twin-lens reflex) or to the side (rangefinder). Because the viewfinder and the film lens cannot share the same optical path, the viewing lens is aimed to ...
The camera was a waist type with an M40x1 screw mount and a horizontal cloth focal shutter. This camera is the pattern for most of the 35 mm SLR cameras and also for the Japanese and the digital SLR cameras today. After the war, Praktiflex was the most manufactured 35 mm SLR in Dresden, especially for the Russians as reparations.
A digital single-lens reflex camera (digital SLR or DSLR) is a digital camera that combines the optics and mechanisms of a single-lens reflex camera with a solid-state image sensor and digitally records the images from the sensor. The reflex design scheme is the primary difference between a DSLR and other digital cameras.
1979: The world's first camera to incorporate the concept of push-button shutter speed control. This camera was the Pentax ME Super [4] 1980: The world's first through-the-lens autofocus camera. This camera was the Pentax ME F [4] 1981: The first camera manufacturer to reach the production milestone of 10 million SLR cameras (Asahi Optical) [4]
Praktica LLC with Pancolar 1,8/50 lens, the first 35 mm single-lens reflex camera with electrical diaphragm simulation between interchangeable lenses and camera body (1969) Praktica was a brand of camera manufactured by Pentacon in Dresden in eastern Germany , within the GDR between 1949 and the German reunification in 1990.
Mirrorless interchangeable-lens cameras – these cameras have no mirror between the lens and sensor. All NEX and ILCE models use this technology and feature Sony's E-mount . (In addition to these cameras, Sony also offers E-mount cameras, which are not part of the α line, but the Handycam , NXCAM and XDCAM systems.)
The Nikon NASA F4 Electronic Still Camera was one of the first and rarest fully digital cameras. Constructed for NASA , it was used since 1991 on board the Space Shuttle . The camera was based on a modified F4 with standard F-mount and had a digital camera back with a monochrome CCD image sensor with 1024 x 1024 pixels on an area of 15 x 15mm.
The Nikon F-mount lens systems and the Pentax K-mount systems are the only 35 mm SLR camera systems (apart from the Leica M-mount rangefinder system) that allow a photographer to use a mechanical SLR camera body, a fully automatic SLR camera body, and a DSLR camera body, all utilizing the same lenses.
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