CPC Subgroup
G02B 5/1876 Full Title
Optical elements other than lenses (light guides G02B6/00; optical logic elements G02F3/00) > Diffraction gratings
2 direct subcodes
Child Classifications
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G02B 5/1876 Optical elements other than lenses (light guides G02B6/00; optical logic elements G02F3/00) > Diffraction gratings
2 direct subcodes
Navigate with arrow keys, Enter to open