In-line optical anamorphic beam expander/contractor

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350286, G02B 504

Patent

active

045808791

ABSTRACT:
An in-line anamorphic light beam expanding/contracting device utilizing two prisms and a planar mirror surface. The planar mirror surface reflectively directs the optical path of a light beam between the two prisms and the prisms provide light beam expansion by refracting. The device allows for a diminutive device which is especially useful in computer peripheral optical data storage equipment.

REFERENCES:
patent: 3871750 (1975-03-01), Mecklenborg
Hammer, "In-Line Anamorphic Beam Expanders", Applied Optics, vol. 21, No. 15, 8/1982-p. 2861.

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