Combination collimating lens and correcting prism

Details Combination collimating lens and correcting prism Combination collimating lens and correcting prism

1990-02-20

1992-10-27

Arnold, Bruce Y.

Optical: systems and elements

Collimating of light beam

359669, 359711, 359719, 359720, 359837, G02B 306, G02B 504, G02B 1310

Patent

active

051594919

ABSTRACT:
An optical element for collimating and rectifying divergent incident radiation comprises a first optical surface and a second optical surface titled with respect to the first optical surface. The first optical surface has sufficient power to collimate incident radiation, while the second optical surface is tilted sufficiently to provide rectification.

REFERENCES:
patent: 1647631 (1927-11-01), Ives
patent: 3416867 (1968-12-01), Biber
patent: 3850510 (1974-11-01), Baker
patent: 4643538 (1987-02-01), Wilson
patent: 4759616 (1988-07-01), Marchant
patent: 4776652 (1977-10-01), Ih
patent: 4872747 (1989-10-01), Jalkio et al.
Warren J. Smith, "Modern Optical Engineering",: McGraw-Hill, Inc., New York (1966), pp. 239-241.
Melles Griot Catalog, Optics Guide 4, (1988), Section 18, pp. 1-58.

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