photoelectric

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pho·to·e·lec·tric

(fō'tō-ē-lek'trik),
Denoting electronic or electric effects produced by the action of light. See: photoelectric effect, photoelectric absorption.

pho·to·e·lec·tric

(fō'tō-ĕ-lek'trik)
Denoting electronic or electric effects produced by the action of light.

photoelectric 

Pertaining to the interaction between radiation and matter resulting in the absorption of photons and the consequent emission of electrons.
References in periodicals archive ?
At Heidenhain Corp, Elk Grove Village, IL, the emphasis is on the gage--digital ground-glass gages photoelectrically scanned--that can add an order of magnitude of accuracy beyond more common mechanical and electronic-analog gage methods.
This star was revealed to be double in a photoelectrically observed lunar occultation in Texas in 1973.
A "central flash" might be detected photoelectrically from points along the centerline of the path, through Nicaragua and Hispaniola.