Subicron imaging system having an acousto-optic tunable filter

Optical: systems and elements – Optical modulator – Light wave directional modulation

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359285, 359309, 359314, 359330, 356300, 25033902, 372 21, G02F 133

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057965129

ABSTRACT:
An imaging system comprises an acousto-optic tunable filter for receiving light at an input end thereof and outputting light at an output end thereof. A control circuit is provided for tuning the filter. A prism is responsive to the light output by the tunable filter. The prism is oriented at an angle with respect to the filter to compensate for dispersion of the output light caused by the tunable filter.

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