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Tag: Plastic

  • New DKNY & Ray-Ban Glasses Available at SelectSpecs.com

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    by

    james
    in

    At Selectspecs.com we like to offer our customers the largest possible selection of designer prescription glasses and designer sunglasses that we can.  Its all about giving the customer a choice.  We’ve been working very hard with our suppliers and have recently updated our range of Ray-Ban Prescription Glasses and Ray-Ban Sunglasses to include some of…

  • What Are Rear Surface Progressive/Varifocal Lenses?

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    by

    james
    in

    A Brief History of Progressive/Varifocal Lenses The first commercially available Progressive (Varifocal) lens now referred to as the Varilux 1 was introduced by Essel (now called Essilor) in the early 1960’s.  There have been considerable improvements in both design and production technology since, and today there are many different designs of progressive lens available in…