G PHYSICS
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G02 OPTICS
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G02B OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
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3/00 Simple or compound lenses
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G02B3/0006 Arrays
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G02B3/0037 characterized by the distribution or form of lenses
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G02B3/0056 arranged along two different directions in a plane, e.g. honeycomb arrangement of lenses
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