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  2. B4-mount - Wikipedia

    en.wikipedia.org/wiki/B4-mount

    This fitted well with established TV-camera technology using 3 tubes, and also with 3CCD, a technology in development at the time of the definition of the standard. [ 6 ] The standard defines that the diagonal size of the projected image should be 11 mm, but does not define a resolution to be used.

  3. Crop factor - Wikipedia

    en.wikipedia.org/wiki/Crop_factor

    A 50 mm (focal length) lens on an APS-C image sensor format (crop factor 1.6) images a slightly smaller field of view than a 70 mm lens on a 35 mm sensor format camera (full frame sensor). A 80 mm lens (1.6 × 50 mm = 80 mm) with a full frame camera gives the same field of view as this 50 mm lens and APS-C sensor format combination produces.

  4. List of Sony Bravia televisions - Wikipedia

    en.wikipedia.org/wiki/List_of_Sony_Bravia...

    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.

  5. List of large sensor interchangeable-lens video cameras

    en.wikipedia.org/wiki/List_of_large_sensor...

    35.8 x 23.8 mm Sony A-mount 1920 x 1080 60, 29.97 (30) AVCHD Sony a7S: 35.8 x 23.9 mm Sony E-mount SD card, Sony Memory Stick, 4K HDMI recorder 1920 x 1080 (internal recording) 3840 x 2160 (4K HDMI recorders) 3200 [140] 14.1 stops [123] Rolling 60, 29.97 (30) AVCHD Sony a7S II: 35.8 x 23.9 mm Sony E-mount SD card, Sony Memory Stick 3840 x 2160

  6. FD Trinitron/WEGA - Wikipedia

    en.wikipedia.org/wiki/FD_Trinitron/WEGA

    Super Fine Pitch tubes naturally fall into this category, as do some Sony Trinitron SDTVs that cannot physically resolve 1080 lines of vertical resolution, but the term Hi-Scan is commonly used to refer to Sony Trinitron HDTVs that do not feature an SFP tube. 16:9 Enhanced WEGA models differ from original WEGA models mainly in their ability to ...

  7. Optimum HDTV viewing distance - Wikipedia

    en.wikipedia.org/wiki/Optimum_HDTV_viewing_distance

    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 ...

  8. f-number - Wikipedia

    en.wikipedia.org/wiki/F-number

    In the following quote, an "apertal ratio" of "1 ⁄ 24" is calculated as the ratio of 6 inches (150 mm) to 1 ⁄ 4 inch (6.4 mm), corresponding to an f /24 f-stop: In every lens there is, corresponding to a given apertal ratio (that is, the ratio of the diameter of the stop to the focal length), a certain distance of a near object from it ...

  9. Magnification - Wikipedia

    en.wikipedia.org/wiki/Magnification

    Stepwise magnification by 6% per frame into a 39-megapixel image. In the final frame, at about 170x, an image of a bystander is seen reflected in the man's cornea. Magnification is the process of enlarging the apparent size, not physical size, of something. This enlargement is quantified by a size ratio called optical magnification.

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