from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Of or relating to a material that undergoes a change in refractive index when subjected to light or an electric field.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. of or relating to a change in refractive index in the presence of light
Sorry, no etymologies found.
General manager Paul Holmgren says Briere will have a procedure called photorefractive keratectomy.
The following topics were dealt with: high power lasers; photorefractive materials and devices; surface emitting lasers; interferometric techniques; switching devices …
Two types of laser surgery-photorefractive keratectomy (PRK) and laser in situ keratomileusis (LASIK) - are often used to correct refractive errors such as nearsightedness.
Two types of laser surgery-photorefractive keratectomy (PRK) and laser in situ keratomileusis (LASIK) - are often used to correct refractive errors such as nearsightedness, according to background information in the article.
A new study suggests that people who have their nearsightedness corrected with either LASIK or photorefractive keratectomy, a slightly older
The problem here is that PPLN suffers from photorefractive damage when subjected to visible radiation.
North Korea is in favor of photorefractive keratectomy is a type of laser refractive surgery to correct the error for the restructuring of the surface of the cornea, instead of the sculpture in the cornea.