IPC Subgroup
G02B 5/32 Holograms used as optical elements
Introduced: July 1974
Last revised: January 2006
Full Title
Optical elements other than lenses > Holograms used as optical elements
Classification Context
- Section:
- PHYSICS
- Class:
- OPTICS
- Subclass:
- OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
Related Keywords
holograms