Optician Training: How To Use The Optical Cross
16:03
Optician Training: Prism Concepts Part 1
23:22
Optician Training: How To Use The 30 45 60 Rule To Determine Lens Powers In Oblique Meridians
13:01
How Frame Selection Affects Lens Thickness - Size AND Shape Matter
18:31
Measuring Pupillary Distance (PDs)
15:25
Troubleshooting Customer Rejection of New Eyeglasses
11:06
What Is A Slab-Off and How Do We Calculate It?
17:26
Measuring for Lined Multifocals
27:12