Lens holding mechanism of spectacles
Lens holding mechanism of spectacles
Lens holding structure for brackets of frameless spectacles
Lens positioning device for spectacles
Lens support system
Lens-installing apparatus for rimless eyeglasses
Method and a device for mounting eyeglass lenses
Method for securing spectacle members together
Method of manufacturing spectacles of the single-lens,...
Methods and apparatus for lenses and frames and eyeglasses
Multipurpose locking and fastening device
One-piece industrial safety glasses having forehead cushioning p
Optical lens securer device for spectacles
Rimless eyeglass frame and rimless eyeglasses employing such...
Rimless eyeglasses
Rimless eyeglasses
Rimless eyeglasses and parts thereof
Rimless eyeglasses having a single wire bridge and removable len
Rimless eyeglasses having adjustable legs
Rimless eyewear