The flipping of an image’s orientation, such as inversion of an image’s orientation in one meridian or the reversion of an image’s orientation in two meridians.
SPHERICAL VS. ASPHERIC LENSES
HOW THEY’RE USED IN IMAGING APPLICATIONS
Optical Lenses are often categorized by their shape. Two common surface shapes are spherical and aspherical. Each offers unique characteristics that make it suitable for different use cases.