photostimulator

photostimulator

a source of an intense flash of light of very short duration that serves as the light stimulus for electroretinography.
References in periodicals archive ?
Since anxiety is virtually always a component of depression, a photostimulator of blue, red, or mixed blue/red light, with a frequency of 1 to 7 Hz, was used.
Conclusions: Earlier work with 30,000 depressed patients has now been simplified to allow a simple approach requiring only 3 visits, with instruction for home application of the Liss CES and a photostimulator.