Color separating diffractive optical array and image sensor

Details Color separating diffractive optical array and image sensor Color separating diffractive optical array and image sensor

1995-12-27

1997-12-23

Le, Que

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

2502081, 359574, G01J 350

Patent

active

057010056

ABSTRACT:
In one embodiment a diffractive element, having at least one surface formed as a plurality of blazed diffractive features that are curved and decentered to focus and chromatically disperse incident light into Red Green and Blue spots. An array of the diffractive elements is disclosed for separating incident light from a color image to form Red, Green, and Blue, separations of the image without the use of filters.

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