Cylindrical lens system for use in laser beam scanning apparatus

Details Cylindrical lens system for use in laser beam scanning apparatus Cylindrical lens system for use in laser beam scanning apparatus

1992-10-28

1994-05-10

Ben, Loha

Optical: systems and elements

Deflection using a moving element

Using a periodically moving element

359784, 359196, G02B 2608

Patent

active

053113489

ABSTRACT:
A cylindrical lens system is provided with a first element including a first cylindrical lens having a convex surface and a second cylindrical lens having a concave surface. The convex surface and the concave surface are arranged to be opposite to each other. The cylindrical lens system is also provided with a second element including a third cylindrical lens.

REFERENCES:
patent: 3944337 (1976-03-01), Ruben
patent: 4620775 (1986-11-01), Fujioka
patent: 4963900 (1990-10-01), Budd et al.
patent: 5048028 (1991-09-01), Makino et al.
patent: 5146360 (1992-09-01), Yamakawa
patent: 5173809 (1992-12-01), Iwaki et al.

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