photographic cameras
91Vivitar — Corporation was a manufacturer, distributor and marketer of photographic and optical equipment originally based in Oxnard, California. In November 2006, the corporation was purchased by public company Syntax Brillian Corporation for US $26… …
92Microform — For other uses, see Microform (disambiguation). Digital scanning of microfilm (see Digital conversion below). Microforms are any forms, either films or paper, containing microreproductions[1] of documents for transmission, storage, reading, and… …
93OpenRAW — logo OpenRAW was an initiative to raise awareness of a serious problem with top end digital photography and to help solve that problem. The problem concerns long term access and viewing of the raw images often used by professional and experienced …
94Zone system — The Zone System is a photographic technique for determining optimal film exposure and development, formulated by Ansel Adams and Fred Archer in 1941. The Zone System provides photographers with a systematic method of precisely defining the… …
95Crop factor — The outer, red box displays what a 24×36 mm sensor would see, the inner, blue box displays what a 15×23 mm sensor would see. (The actual image circle of most lenses designed for 35 mm SLR format would extend further beyond the red box than shown… …
96RGB color model — RGB redirects here. For other uses, see RGB (disambiguation). A representation of additive color mixing. Projection of primary color lights on a screen shows secondary colors where two overlap; the combination of all three of red, green, and blue …
97Flash synchronization — PC socket An example of a flash firing too late or the shutter speed being to …
98Digital image — A digital image is a numeric representation (normally binary) of a two dimensional image. Depending on whether or not the image resolution is fixed, it may be of vector or raster type. Without qualifications, the term digital image usually refers …
99Video camera tube — In older video cameras, before the mid to late 1980s, a video camera tube or pickup tube was used instead of a charge coupled device (CCD) for converting an optical image into an electrical signal. Several types were in use from the 1930s to the… …
100Shutter (photography) — The 1911 Cyclopedia of Photography divides shutters into roller blind and diaphragm types, corresponding roughly to the modern focal plane and leaf types. In photography, a shutter is a device that allows light to pass for a determined period of… …
