Optical system with anamorphic prism

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350286, G02B 1310

Patent

active

046276904

ABSTRACT:
An optical system for affecting the anamorphic compression or expansion of a light beam includes at least one optical prismatic element structured to twice affect the total internal reflection of an incident input light beam and the refraction of the exiting output light beam such that the direction of the exiting output light beam is substantially parallel to the direction of the incident input light beam.

REFERENCES:
patent: 2792751 (1957-05-01), Coleman
patent: 2896498 (1959-07-01), Brandon
patent: 4093964 (1978-06-01), Aughton
patent: 4128308 (1978-12-01), McNaney
patent: 4214813 (1980-07-01), McNaney
patent: 4333173 (1982-06-01), Yonezawa et al.
patent: 4344671 (1982-08-01), Lang
patent: 4580879 (1986-04-01), Wilson

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