Mark, If you shorten the corridor, in a higher add, you can reach a point where you effectively destroy the intermediate. Yes, wearing a 2.50 add now demonstrates the variety of manufacturer's...
Type: Posts; User: Mark Mattison-Shup; Keyword(s):
Mark, If you shorten the corridor, in a higher add, you can reach a point where you effectively destroy the intermediate. Yes, wearing a 2.50 add now demonstrates the variety of manufacturer's...
Thank you Robert M. and yes you are correct. Many of the lenses that are optimized use the fitting height and B of the frame to deliver a corridor length that is manufacturer determined, not...
Just saw this post and thought I'd add 2 cents.
Freeform and digital surfacing are manufacturing methods that can accomplish a designers targets for their lenses. The levels of "freeform" that was...