IPC Definitions - January 01, 2012

G02F 2/00 - Definition fr

References relevant to classification in this main group

This main group does not cover:

Examples of places where the subject matter of this class is covered when specially adapted, used for a particular purpose, or incorporated in a larger system:

Control of the emitted radiation in laser devices

H01S 3/10, H01S 5/06

Informative references

Attention is drawn to the following places, which may be of interest for search:

Measuring characteristics of light, e.g. intensity, spectrum

G01J

Photoelectric discharge tubes

H01J 40/00

Semiconductor devices sensitive to light, e.g. photodetectors

H01L 31/00

Demodulation of electromagnetic waves, or transferring modulation of electromagnetic waves from one carrier to another

H03D 9/00