Camera lens contamination detection and indication system...

Television – Camera – system and detail – Optics

Reexamination Certificate

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C348S187000, C348S207990

Reexamination Certificate

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06940554

ABSTRACT:
Method and apparatus for detecting contamination of a Camera lens are disclosed.

REFERENCES:
patent: 3988068 (1976-10-01), Sprague
patent: 5627638 (1997-05-01), Vokhmin
patent: 6272259 (2001-08-01), Mizoguchi
patent: 6791608 (2004-09-01), Miyazawa
patent: 2002/0093577 (2002-07-01), Kitawaki et al.
patent: 2003/0133027 (2003-07-01), Itoh
patent: 2003/0193604 (2003-10-01), Robins et al.
patent: 05087739 (1993-04-01), None
patent: 2001119614 (2001-04-01), None
patent: 2001215170 (2001-08-01), None

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