wood's lamp

Medical Dictionary

Wood's lamp (wudz)
An ultraviolet lamp with a nickel oxide filter that only allows light with a maximal wavelength of about 3660 Å to be emitted; it is used to detect hairs that are infected with Microsporum fungi.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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