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PCE
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CPC Main Group
G02C 3/00

Special supporting arrangements for lens assemblies or monocles (lenses therefor G02C7/00; by walking-sticks A45B3/00)

4 direct subcodes

Child Classifications

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  • G02C 3/003
  • G02C 3/006
  • G02C 3/02 Arrangements for supporting by headgear
  • G02C 3/04 Arrangements for supporting by hand, e.g. lorgnette, Arrangements for supporting by articles (by walking-sticks A45B3/00)