Lens where the light rays obey the relation H=KF.theta.

Details Lens where the light rays obey the relation H=KF.theta. Lens where the light rays obey the relation H=KF.theta.

1974-07-31

1976-08-10

Corbin, John K.

350 7, 350202, G02B 904, G02B 2717, G02B 1700

Patent

active

039738337

ABSTRACT:
A two-element lens which provides an emerging beam of a height H from the optical axis where H is proportional to the product of the focal length of the lens and an angle made by an incident beam emanating from the focal point of the lens on the optical axis thereof.

REFERENCES:
patent: 2272604 (1942-02-01), Everitt
patent: 2453218 (1948-11-01), Grey
patent: 2764064 (1956-09-01), Kohler
patent: 3853406 (1974-12-01), Zanoni

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