Color TV projection lens system

Facsimile and static presentation processing – Static presentation processing – Attribute control

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Details

358231, 358 64, 358252, 358253, 313478, 313474, 359708, 359722, 359589, H04N 916, H04N 918, H04N 5740

Patent

active

050559222

ABSTRACT:
Disclosed is an improved color projection TV lens system which provides reduced chromatic aberration and improved chromaticity. These improvements are achieved by incorporating a light absorbing material into at least one lens in the system wherein the lens has a substantially uniform thickness.

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The Handbook of Plastic Optics, Second Edition, 1983, pp. 15, 21 and 22.
Mitsubishi Catalog: Mitsubishi Projection TV Z1.
Hitachi Catalog: 42 inch Projection TV.

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