Patent ID: 6011661
Filing Date: 2000-01-04
Classification: G02B,H04N

Abstract:
An improved optical holder of the type comprising a cylindrical, threaded front chamber raised from a front side thereof, and a locating hole perpendicularly disposed in communication with said threaded front chamber into which a tightening up screw is threaded to hold down a focusing lens assembly in said threaded front chamber, the improvement comprising a CCD mounting chamber at a rear side of the optical holder in alignment with said threaded front chamber for holding a CCD (charge coupled device), a plurality of annular flanges raised one behind another between said CCD mounting chamber and said threaded front chamber for eliminating the interference of reflected and refracted light, a window aligned between said annular flanges and said CCD mounting chamber, a color filter chamber disposed between said annular flanges and said window for holding a color filter, and a mounting leg in one corner of the rear side of the optical holder for fitting into a pin hole on a circuit board on which said CCD is mounted, for permitting said CCD to be fitted into said CCD mounting chamber in alignment with said window.