Light collection apparatus

Details Light collection apparatus Light collection apparatus

1975-12-02

1976-10-19

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

250223B, 356240, G02B 514

Patent

active

039873013

ABSTRACT:
A light collection apparatus in a machine for detecting the presence of extraneous matter and/or cracks in translucent containers of the type in which a spot beam of light is projected through the container to generate an electrical inspection signal corresponding to the amount of light passing through the container to a light collection apparatus. The light collection apparatus incorporates fiber optic elements so arranged with exposed ends in spaced relation on a platform as to provide an accurate and controllable method of collection.

REFERENCES:
patent: 3639067 (1972-02-01), Stephens
patent: 3662883 (1972-05-01), Sager
patent: 3735144 (1973-05-01), Babunovic et al.

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