Posted Fri at 2:18 AM
Aspherical lenses do not have a simple spherical surface; instead, they have a rotationally symmetric, smooth,...
Posted Fri at 2:17 AM
The anti-reflective coatings (also known as AR coatings) is to reduce or eliminate the reflection of light on ...
Posted Fri at 2:17 AM
The dome at the upper end of a all sky camera include protecting the lens, collecting light, and preventing st...
Posted Fri at 2:16 AM
The optical alignment cube is an important tool used for the precise measurement and calibration of optic...