Method for providing dual surface progressive addition lens...

G - Physics – 02 – C

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

G02C 7/02 (2006.01)

Patent

CA 2612129

Designing spectacle lens blanks for a dual-surface progressive addition lens (PAL) comprising determining a prescription range from a first set of first designs to produce a second set of first designs satisfying the prescription range, determining a common surface using the second set of first designs, and using the common surface to produce a set of second designs satisfying the prescription range.

L'invention se rapporte à un procédé de fabrication de verres de lunettes semi-finis destinés à un verre à double foyer progressif (PAL). Ledit procédé consiste à définir un éventail de lentilles ophtalmiques à partir d'un premier ensemble de premiers modèles de manière à produire un deuxième ensemble de premiers modèles respectant l'éventail de lentilles ophtalmiques, à définir une surface commune utilisant le deuxième ensemble de premiers modèles, puis à utiliser la surface commune pour produire un ensemble de deuxièmes modèles respectant l'éventail de lentilles ophtalmiques.

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Method for providing dual surface progressive addition lens... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method for providing dual surface progressive addition lens..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for providing dual surface progressive addition lens... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1562676

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.