To securely hold lenses of rimless spectacles of a type to hold the lenses without screws by means of lens holding members, such as a bridge and wraparound endpieces.
The rimless spectacles have thickness direction hole parts which are pierced in the thickness direction of spectacle lenses, marginal surface hole parts which are pierced by being connected to the thickness direction hole parts at the marginal surfaces of the spectacle lenses, connecting parts which are inserted into the thickness direction hole parts, have connecting hole parts in the regions corresponding to the positions of the marginal surface hole parts and hold the spectacle lenses and fastening parts which are packed with an adhesive liquid binder in the marginal surface hole parts and the thickness direction hole parts and are fastened and hardened like pins.
YAGUCHI KENICHI
NIKON CORP