| focal length |
Distance from a lens or concave mirror to where converging light rays meet.
Ãâó: www.astro.virginia.edu/~rjp0i/museum/glossary.html
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|---|---|
| focal plane |
The area in a camera onto which light is focused. In a film camera, the film rests on the focal plane, in a digital video camera, the CCD rests on the focal plane.
Ãâó: www.dvspot.com/features/glossary.shtml
|
| focal plane |
Plane at the focal length of a lens or concave mirror on which an object is focused.
Ãâó: www.astro.virginia.edu/~rjp0i/museum/glossary.html
|
| focal length |
Distance from the center feed to the center of the dish.
Ãâó: www.satelliteretailers.com/glossary.html
|
| focal plane |
The plane (perpendicular to the axis of the lens) in which images of points in the object field of the lens are focused.
Ãâó: www.usaerialphotos.com/default2.asp
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