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The 300 mm f /2.8 APO was introduced in 1985 as one of the original dozen lenses released with the Maxxum/Dynax 7000. [1] Like contemporary Canon FD super-telephoto lenses, it was available exclusively with a white finish to reflect the sun, minimizing the effect of thermal expansion on optical alignment, [2] and carried a gold ring towards the front of the lens, [3]: 37 designating it as a (G ...
The first generation body is made of metal. It was launched alongside the Minolta Maxxum 9000 in fall 1985. [1] There is a focus limiter switch to speed up focusing. This lens and the Minolta AF 70-210mm f/4 lens are colloquially known as the "big beercan" and "beercan", respectively, by Minolta camera users because their shape and size closely match the proportions of a typical aluminum drink ...
Though designed for Sony's full frame E-mount cameras, the lens can be used on Sony's APS-C E-mount camera bodies. [ 2 ] The 70-300mm F4.5-5.6 G lens is one of the least expensive G-series lens Sony makes, is popular among weight-sensitive landscape photographers, wildlife photographers, and hobbyists who want G-lens quality and the extra reach ...
The following is a list of Bravia television products manufactured by Sony. In 2005 they discontinued their previous "WEGA LCD" line, and all Sony televisions are now known as Sony Bravia. Starting in 2013, the model year is encoded in a letter of the alphabet, so all 2015 models have a letter "C" in their name.
If the camera's angle were always the same, an ideal viewing distance could be easily calculated. However, the camera's horizontal angle varies as the focal length of its lens changes. If the camera's sensor has fixed dimensions, a shorter focal length (wide angle) lens captures a wider angle of view, requiring the viewer to sit closer to the ...
On 6 October 2016, Sony announced the RX100 V. [14] In this update, Sony improved the performance of the camera claiming the world's fastest auto focus, the world's most auto focus points, and the world's fastest continuous shooting for a compact fixed-lens camera. [15] Sony's claim of fastest auto focusing speed is that the camera can lock in ...
That distance is sometimes given on the filter in millimeters. A +3 close-up lens has a maximal working distance of 0.333 m or 333 mm. The magnification is the focal distance of the objective lens (f) divided by the focal distance of the close-up lens; i.e., the focal distance of the objective lens (in meters) multiplied by the diopter value (D) of the close-up lens:
The smc PENTAX-DA* 1:4 300mm ED [IF] SDM is a supertele prime lens for Pentax K-mount. It uses Pentax' silent SDM motor for autofocus on compatible cameras ( K10D [ 1 ] and K200D upwards), and has Quick Shift Focus to allow manual adjustments in autofocus mode.