CPC Subgroup
G02B 27/10 Beam splitting or combining systems (polarising systems G02B27/28; mixing and splitting light signals using optical waveguides G02B6/28; )
Full Title
Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 > Beam splitting or combining systems (polarising systems G02B27/28; mixing and splitting light signals using optical waveguides G02B6/28; )
9 direct subcodes
Child Classifications
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- G02B 27/12 operating by refraction only
- G02B 27/14 operating by reflection only
- G02B 27/16 used as aids for focusing