Patent classifications
G
PHYSICS
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G02
OPTICS
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G02B
OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
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5/00
Optical elements other than lenses
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G02B5/0816
Multilayer mirrors, i.e. having two or more reflecting layers
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G02B5/085
at least one of the reflecting layers comprising metal
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G02B5/0875
the reflecting layers comprising two or more metallic layers
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