Sighting device for small arms, comprising a variable aperature

Details Sighting device for small arms, comprising a variable aperature Sighting device for small arms, comprising a variable aperature

1994-03-10

1995-09-19

Gonzalez, Frank

Optical: systems and elements

Single channel simultaneously to or from plural channels

By partial reflection at beam splitting or combining surface

356251, 356247, G02B 1700, G02B 2310

Patent

active

054521319

ABSTRACT:
In a sighting device for small arms comprising a holder (1) which near its one end carries a light transmitting mirror (7) and at its other end--in the focus of said mirror--a first light source (14) will according to the invention be provided with a second light source (16) both sources being mounted in front of adjacent faces on a cube beam splitter (11) in such a way that light from both sources (14, 16) coaxially follow a common path, the said light sources (14, 16) being included in circuits which are alternatively activated.

REFERENCES:
patent: 2887927 (1959-05-01), Newton
patent: 4554744 (1985-11-01), Huckenbeck
patent: 4738044 (1988-04-01), Osterhout
patent: 4764011 (1988-08-01), Goldstein
patent: 5189555 (1993-02-01), Jorlov
patent: 5205044 (1993-04-01), DePaoli

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