Projection lens systems for projector

Details Projection lens systems for projector Projection lens systems for projector

1994-05-27

1995-12-12

Epps, Georgia Y.

Optical: systems and elements

Lens

With field curvature shaping

359708, G02B 300

Patent

active

054755344

ABSTRACT:
A projection lens system includes a cathode ray tube which projects the image to be projected on the screen through a set of six projection lens, which include non-spherical surfaces. The projection lens system is obliquely positioned in order to incline the optical axis of the projection lens at a predetermined angle with regard to the optical axis which exits from the projection lens and reaches the screen.

REFERENCES:
patent: 5296967 (1994-03-01), Moskovich

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