Optical signal processing arrangements
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 7, 1987
Grant Date -
N/A
app pub date -
May 6, 1985
filing date -
May 6, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Shade or tint intensities in holograms are calibrated by an array of calibration pixels in each hologram. The preferred array consists of crossed lines of the calibration pixels in the hologram disposed to cover all critical portions of the hologram. An optical processing apparatus employing a hologram having an array of calibration pixels is disclosed.
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Cited Art Landscape
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