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AppendixA-12
A
Ff
See also Flange focal length.
FIT
Frame Interline Transfer. A type of CCD imager featuring substantially
reduced vertical smear.
Flange focal length
The distance from the plane of the lens mounting flange to the image
focal plane. Abbreviated to Ff.
Flare
Dark or colored flashes caused by signal overload through extreme light
reflections of polished objects or very bright lights. As a result, the dark
part of the image becomes bleached-looking.
Flicker
Repeated change of brightness on the screen.
Genlock
Generator lock. To synchronize the pulse generator built into video
equipment to an external reference (master) synch signal.
HAD
Hole-Accumulated Diode. A CCD sensor structure designed to suppress
certain types of noise inherent to CCDs.