Optical collimator

Details Optical collimator Optical collimator

1989-07-05

1991-02-26

Arnold, Bruce Y.

G02B 2700

Patent

active

049957090

ABSTRACT:
An optical collimator having a collimator lens which is divided into front and rear collimator lenses. An inclined transparent parallel plate is located between the two collimator lenses, whereby the optical collimator is substantially free from comatic aberration and results in a collimator which can be reduced in size.

REFERENCES:
Offner, "Method for Obtaining a Flat Field with Rosin-Amon Tilted Plane Correctors, Applied Optics", vol. 3, No. 2, 2/1974, p. 242.

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