Sight means

Details Sight means Sight means

1985-05-30

1986-10-14

Little, Willis

Geometrical instruments

Straight-line light ray type

Aerial bomb sight

33242, 33243, F41G 300

Patent

active

046164219

ABSTRACT:
A sight means, particularly for weapons and other objects which are intended to be sighted onto a given point, comprises two mutually spaced and two mutually parallel grid discs (3,4) each of which includes a transparent disc provided with concentrically lying opaque grid lines separated by transparent interspaces, and which grid discs (3,4) are arranged in a tubular housing (2). In accordance with the invention a central region (7,8) is devoid of opaque lines in the center of the discs (3,4) this region having a size of approximately 1/5 to 1/2 of the disc diameter, or a corresponding measurement, the target being intended to be viewed through the aforesaid regions.
In accordance with one embodiment one (3;4) of the grid discs has solely one more opaque line than the other (4;3) of the grid disc in the region provided with grid lines.

REFERENCES:
patent: 2420273 (1947-05-01), West
patent: 2498706 (1950-02-01), Pease et al.
patent: 4458436 (1984-07-01), Bohl

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