Why lenses can't make perfect images
28:34
Smartphone Camera Lens Design: A Patent Study
22:40
How a Lens creates an Image.
10:11
What is the center of a lens, exactly?
7:08
How microscopes eyepieces are different
18:35
The Fresnel Lens: the Invention That Saved 1000 Ships
11:39
The tool every optical lab needs to have
23:59
Making a Monolithic Telescope Part 1: Optical Design and Aspherics.
17:21