. Diffuse source
. Mounted on the sensor, with the lens axis through the center opening of the ring light assembly. Ring light illuminates the area directly in front of the camera.
: Provides diffused illumination over a small area.
The ring light is great at creating contrast
differences in various parts. In applications with good color contrast, this is the light of choice.
Contrast: Optical contrast is the ratio of the amount of light falling on the receiver in the "light" condition as compared to the "dark" condition. [ MORE »