Optical cigarette end inspection method and device

Details Optical cigarette end inspection method and device Optical cigarette end inspection method and device

G - Physics

01

B

73/58, 340/123.4

G01B 11/04 (2006.01) A24C 5/34 (2006.01)

Patent

CA 1039825

ABSTRACT A method and apparatus for inspecting the ends of cigarettes by use of a spaced pair of optical fiber probes illuminating the ends of a cigeratte and receiving reflected light therefrom, and electronic circuit means converting the reflected light into representative signals which when processed and compared to a threshold signal provides a reject signal when at least one end of a cigarette in unacceptable.

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