IPC Subgroup
G02B 26/02 for controlling the intensity of light
Introduced: January 1985
Last revised: January 2006
Full Title
Optical devices or arrangements for the control of light using movable or deformable optical elements > for controlling the intensity of light
Classification Context
- Section:
- PHYSICS
- Class:
- OPTICS
- Subclass:
- OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
1 direct subcode
Child Classifications
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- G02B 26/04 by periodically varying the intensity of light, e.g. using choppers