achromatic threshold

(redirected from visual threshold)
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achromatic threshold

[¦a·krə¦mad·ik ′thresh‚hōld]
(physiology)
The smallest light stimulus that can be detected by a dark-adapted eye, so called because all colors lose their hue at this illumination.
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Visual Threshold Monitor to indicate when displayed data is outside an
Color-coded visual thresholds and standard PC audio file (.
This testing includes mechanical and visual thresholds, as well as investigation into the vehicle's history report.