. 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.
Bright-field: (Vision Sensing) Lighting of objects or surfaces at an angle close to perpendicular so that the light is reflected back into the optics directly. [ MORE »