Miniature map viewer with aligning reticle

Details Miniature map viewer with aligning reticle Miniature map viewer with aligning reticle

1977-09-26

1979-04-17

Haroian, Harry N.

Optics: image projectors

Target, map or navigation projection

350241, G03B 2100

Patent

active

041497830

ABSTRACT:
A miniature map viewer employing a magnifying lens and an aligning reticle disposed within the field of view of the lens is disclosed. The reticle is used for aligning points on the map and real geographic features and may be augmented by and used in conjunction with an angular orientation degree scale indicator, a compass, and/or an object sighting device, which are also disclosed.

REFERENCES:
patent: 280328 (1883-06-01), Putnam
patent: 897794 (1908-09-01), Smith
patent: 997166 (1911-07-01), Weber
patent: 2337567 (1943-12-01), North et al.
patent: 2410722 (1946-11-01), Eckert
patent: 2503550 (1950-04-01), Good
patent: 2618856 (1952-11-01), Swort
patent: 3094781 (1963-06-01), Vanger
patent: 3248793 (1966-05-01), Anderson
patent: 3543424 (1970-12-01), Klein
patent: 3583808 (1971-06-01), Glass
patent: 3865477 (1975-02-01), Gast
S. Romano, A Miniature Airborne Pictorial Plotter, Sep., 1955, pp 23-25; IRE Transactions on Aero, and Nav. Electronics.

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