Telescopic sight having an illumination apparatus

Details Telescopic sight having an illumination apparatus Telescopic sight having an illumination apparatus

2008-07-22

2008-07-22

Chambers, Troy (Department: 3641)

Firearms

Implements

Sight devices

C042S122000, C042S132000

Reexamination Certificate

active

11235628

ABSTRACT:
An illumination apparatus for a telescopic sight has a lamp, in particular for a reticle of the telescopic sight. The apparatus comprises a control circuit for supplying the lamp, and an adjustment knob cooperating with the control unit for adjusting the brightness of the lamp. Incremental markings are associated with the adjustment knob. The control unit is provided with first means for scanning the incremental markings when the adjustment knob is operated, second means for generating incremental signals, and third means for generating from the incremental signals a signal for controlling the brightness of the lamp.

REFERENCES:
patent: 2476340 (1949-07-01), Wallhausen
patent: 4822994 (1989-04-01), Johnson et al.
patent: 5140151 (1992-08-01), Weiner et al.
patent: 5283427 (1994-02-01), Phillips et al.
patent: 5434704 (1995-07-01), Connors et al.
patent: 5456035 (1995-10-01), Stiles
patent: 6721095 (2004-04-01), Huber
patent: 2004/0047586 (2004-03-01), Schick et al.
patent: 202 08 819 (2002-11-01), None
patent: 101 36 278 (2003-02-01), None

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