Hey its me again! :)
Was just wondering what Horizontal Symmetry is?
Thanks
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Hey its me again! :)
Was just wondering what Horizontal Symmetry is?
Thanks
check out Darryl's Opticampus article on progressie lens design:
http://www.opticampus.com/cecourse.p...13a433bcfea9cd
Towards the bttom it discusses symetry in the design.