Lens Technology Optotech Lens Explained: The Engineering Behind optotech lens design and OptoTech progressive lenses Choosing a lens supplier is rarely about a single spec sheet. ...
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No bifocal lines and flexible wide reading area
This Custom Blended Bifocal design is applied to the back surface of semi-finished single vision lens eliminating the tell-tale ledge found on cast bifocals.
Lens Technology Optotech Lens Explained: The Engineering Behind optotech lens design and OptoTech progressive lenses Choosing a lens supplier is rarely about a single spec sheet. ...
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READ MOREComprehensive Guide to progressive lens Technologies: Optical Design, Material Specifications, and Manufacturing Precision When addressing the question of whats progressive lens f...
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