This course will take you from beginner analyzing single vision lenses to final inspecting a progressive lenses. We go over basic sphere powers, compound lenses, understanding how to analyze a pair of glasses both known and unknown powers. We also cover basic prism to compound prism to high power prisms in our course. You should have a good knowledge of how to use the lensometer in most circumstances.
The first lesson is available for free.
Here is the down load for the book for this course: Online Lensometer course book
Price $49.00 for 15 days.