Geometrical instruments – Straight-line light ray type – Multisight line
Patent
1992-11-24
1994-12-20
Will, Thomas B.
Geometrical instruments
Straight-line light ray type
Multisight line
33245, 42103, 356251, G02B 2734, F41G 132
Patent
active
053736443
ABSTRACT:
In a reflex luminous dot firearm sighting instrument that includes a housing having an objective end and an ocular end defining an optical axis, an LED and a battery and control circuit for the LED and a tilted reflecting window or lens in the housing having a reflective coating that reflects the LED light while transmitting target light so that the target viewed through the instrument has a luminous dot of LED light superimposed thereon, a contoured non-reflective surface is provided alongside the luminous dot light path between the LED and the tilted reflecting window or lens inside the instrument for blocking undesired reflections of LED light so that they do not reach the eye.
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patent: 4859058 (1989-08-01), Ekstrand
patent: 5205044 (1993-04-01), DePaoli
Dunn Robert T.
Will Thomas B.
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