Improved color tv projection lens system

G - Physics – 02 – B

Patent

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Details

88/121, 350/98,

G02B 13/16 (2006.01) G02B 5/22 (2006.01) G02B 13/18 (2006.01) H04N 9/31 (2006.01)

Patent

CA 2034914

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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