Concentric annular ring lens designs for astigmatism
Concentric annular ring lens designs with minimal angles...
Concentric aspheric multifocal lens designs
Concentric bifocal contact lens with two distance power regions
Concentric ring single vision lens designs
Connecting device particularly for eyeglasses
Connecting device, particularly for eyeglasses
Connecting means for use in ophthalmic mountings
Connecting system for an eyewear frame
Connection system for securing sunglasses to eyeglasses
Contact lens
Contact lens
Contact lens
Contact lens
Contact lens
Contact lens
Contact lens
Contact lens
Contact lens
Contact lens