CAST MOLDING TORIC CONTACT LENSES

• Main Authors: Dobner Michael Henry, Barrile-Josephson Craig A
• Format: Patent
• Language: English
• Published: 17.11.2016
• Subjects: CONTACT LENSES; OPTICS; PERFORMING OPERATIONS; PHYSICS; PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCESIN A PLASTIC STATE; SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURESAS SPECTACLES; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

A system and a method of cast molding toric contact lenses permits aligning first and second mold sections at multiple rotational positions. Each mold section includes a set of alignment features that engage with complementary alignment features on the other mold section.