The total number of Freeform,
or Digitally Surfaced lenses listed in TheLensGuru.com database. Freeform lenses typically
have the PAL design and Rx directly surfaced on the backside using CNC (Computer Numeric Controlled)
technology, commonly known as freeform technology. Follow links on the left for quick reference.
All lenses categorized as freeform have a back surface that has been directly surfaced
using digital surfacing (CNC) technology. As seen in this chart, many freeform
lenses also incorporate all or some of the PAL design onto the front surface via glass molds or digital surfacing.
Click Lens Name to Access the Quick Reference Guide
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