Examlex
The most popular form of entertainment in turn-of-the-century urban America was
Dark Adaptation
The process by which the eyes become more sensitive to low levels of light after being in brighter light, allowing for better vision in darkness or dimness.
Absolute Thresholds
The minimum intensity of stimulation required to detect a particular sensory input 50% of the time.
Peripheral Vision
The part of vision that occurs outside the very center of gaze, allowing for the detection of stimuli and movement in a wider field around the direct line of sight.
Wavelength
The distance between successive crests of a wave, often used to describe the physical properties of electromagnetic waves such as light and radio waves.
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