All About Vertex Distance with Calculations
22:15
LEXCE Lens Edger Installation and Setup
25:04
Optician Training: How To Use The Optical Cross
16:03
Optician Training: Prism Concepts Part 1
5:21
What Is Decentration?
12:43
Optician Training: What Is Prism?
16:40
Optician Training: Prentice's Formula (Rule) Part 1
15:44
Progressive Lenses: The Good, The Bad, and The Ugly
14:19