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photorefractive effect
(redirected from photorefractive)

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.01 sec.
photorefractive effect [‚fōd·ō·ri′frak·tiv i′fekt]
(optics)
An effect displayed by many electrooptic materials in which a change in the index of refraction is induced by the presence of light, and this change is retained for a time after the light exposure ceases.


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9780471748663 Photorefractive materials; fundamental concepts, holographic recording, and materials characterization.
The AIR-532 utilizes Lasson's proprietary photorefractive technology and features shock-mounted optics for improved stability, fiber coupling to a selection of compact sensor heads, and a new chassis designed for benchtop use or compatibility with standard 19" rack mount industrial cabinets.
Until Lasik became available at LRMC, ophthalmologists performed photorefractive kertechtomy to flatten the cornea by scraping off surface cells.
 
 
 
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