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DXOMARK is a commercial website described as "an independent benchmark that scientifically assesses smartphones, lenses and cameras". [2] [3] Founded in 2008, DXOMARK was originally owned by DxO Labs, [4] a French engineering and consulting company, which is headquartered in Boulogne-Billancourt, Paris, France.
A webcam is a video camera which is designed to record or stream to a computer or computer network. They are primarily used in video telephony , live streaming and social media , and security . Webcams can be built-in computer hardware or peripheral devices , and are commonly connected to a device using USB or wireless protocols .
Test cards typically contain a set of patterns to enable television cameras and receivers to be adjusted to show the picture correctly (see SMPTE color bars).Most modern test cards include a set of calibrated color bars which will produce a characteristic pattern of "dot landings" on a vectorscope, allowing chroma and tint to be precisely adjusted between generations of videotape or network feeds.
Leica camera (1950s) Hasselblad 500 C/M with Zeiss lens. A camera is an instrument used to capture and store images and videos, either digitally via an electronic image sensor, or chemically via a light-sensitive material such as photographic film. As a pivotal technology in the fields of photography and videography, cameras have played a ...
VCX score is a smartphone camera benchmarking score described as "designed to reflect the user experience regarding the image quality and the performance of a camera in a mobile device". [ 1 ] [ 2 ] developed by a non-profit organization - VCX-Forum.
This picture is darker at the edges. This variation is called vignetting, and can be corrected by selectively brightening the perimeter of the image.. Flat-field correction (FFC) is a digital imaging technique to mitigate the image detector pixel-to-pixel sensitivity and distortions in the optical path.
The department investigated claims that an officer recorded questions from a sergeant's promotional exam using a pair of camera-equipped glasses. LAPD internal probe finds no truth to claims ...
The first digital rangefinder camera commercially marketed was the Epson R-D1 (released in 2004), followed by the Leica M8 in 2006. [16] They were some of the first digital lens-interchangeable cameras without a reflex mirror, but they are not considered mirrorless cameras because they did not use an electronic viewfinder for live preview, but, rather, an optical viewfinder. [16]