Optician Training: What Is Toric Transposition and How Is It Done? with 9 Examples
25:10
Optican Training: Prentice's Formula (Rule) Part 2 - Forensic Optician Edition
25:04
Optician Training: How To Use The Optical Cross
19:30
The Real TORIC TRANSPOSITION tutorial
6:29
TORIC contact lenses : WHAT are they? | Optometrist Explains
21:49
All About Vertex Distance with Calculations
11:13
SIMPLE TRANSPOSITION made easy!
23:22
Optician Training: How To Use The 30 45 60 Rule To Determine Lens Powers In Oblique Meridians
1:04:06