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PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G02B 27/18

for optical projection, e.g. combination of mirror and condenser and objective

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Optical systems or apparatus not provided for by any of the groups , > for optical projection, e.g. combination of mirror and condenser and objective

CPC:

Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 > for optical projection, e.g. combination of mirror and condenser and objective

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

Child Classifications

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  • G02B 27/20 for imaging minute objects, e.g. light-pointer IPC+CPC Available in IPC and CPC