Forming focusing diffraction gratings for integrated optics

Details Forming focusing diffraction gratings for integrated optics Forming focusing diffraction gratings for integrated optics

1977-07-14

1979-02-20

Stern, Ronald J.

350162R, G03H 104, G02B 532

Patent

active

041403622

ABSTRACT:
An apparatus is disclosed for making unchirped holographic diffraction gratings that are formed from curved lines in a thin film. The gratings so made focus as well as reflect light that is confined to the film incorporating the grating. SU

REFERENCES:
patent: 3578845 (1971-05-01), Brooks
patent: 3809453 (1974-05-01), Ruell et al.
patent: 3905674 (1975-09-01), Ruell et al.
Katzir et al., IEEE Journal of Quantum Electronics, vol. QE-13, No. 4, Apr. 1977, pp. 296-304.

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