Patent classifications
G
PHYSICS
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G02
OPTICS
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G02B
OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
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7/00
Mountings, adjusting means, or light-tight connections, for optical elements
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G02B7/28
Systems for automatic generation of focusing signals
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G02B7/34
using different areas in a pupil plane
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G02B7/346
using horizontal and vertical areas in the pupil plane, i.e. wide area autofocusing
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