| photophobia |
a morbid fear of light photalgia: pain in the eye resulting from exposure to bright light (often associated with albinism)
Ãâó: wordnet.princeton.edu/perl/webwn
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| photopic vision |
daylight vision: normal vision in daylight; vision with sufficient illumination that the cones are active and hue is perceived
Ãâó: wordnet.princeton.edu/perl/webwn
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| photometer |
(F?
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| photomultiplier tube |
a vacuum tube that converts electromagnetic radiation signals into electrical pulses, consisting of a light-sensitive surface that emits electrons when light is incident on it, the electrons then passing through successive stages with electron multiplication at each stage.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| photodynamic sensitization |
the increased lethal effects of light on microorganisms when certain dyes are present in the solution.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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