Optical modulating device having projection on substrate for reg

Details Optical modulating device having projection on substrate for reg Optical modulating device having projection on substrate for reg

1984-07-19

1987-01-06

Corbin, John K.

350344, G02F 113

Patent

active

046342273

ABSTRACT:
An optical modulator having a layer of optical modulating substance between a pair of electrode-supporting plates is provided, which is characterized in that at least one of the electrode-supporting plates is provided with a mark for registration and the other substrate is provided with a projection for registration at the position corresponding to that of the mark for registration.

REFERENCES:
patent: 4297004 (1981-10-01), Nishimura et al.
patent: 4422731 (1983-12-01), Droguet et al.
patent: 4448491 (1984-05-01), Okubo
patent: 4458987 (1984-07-01), Sasaki et al.

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