Photochromic devices

Details Photochromic devices Photochromic devices

1995-02-10

1997-02-18

Hellner, Mark

Optical: systems and elements

Optical modulator

Light wave temporal modulation

359275, G02F 0115

Patent

active

056046260

ABSTRACT:
A photochromic device is provided which allows the user to leave the device in a high transmissive state even when exposed to a source of radiation and to control the degree of darkening achieved while exposed to the source of radiation.

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