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PCE
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DIFF Subgroup
G02B 13/26

for reproducing with unit magnification

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Optical objectives specially designed for the purposes specified below > for reproducing or copying at short object distances > for reproducing with unit magnification

CPC:

Optical objectives specially designed for the purposes specified below (with variable magnification G02B15/00) > for reproducing or copying at short object distances > for reproducing with unit magnification

No child classifications to compare. This is a leaf node in both IPC and CPC.