| 摘要 |
<p>A hole drilling jig for a spectacle lens used when a non-through hole extending toward the inside of the lens is drilled in the edge face of a spectacle lens and a production jig therefor and hole drilling method for a spectacle lens and a spectacle lens. The hole drilling jig comprises a jig body and a plurality of support members attached to the jig body, wherein a spectacle lens is inserted into the opening of the jig body to be held there by clamping and is supported by the support members. A bit of a drilling machine on which the hole drilling jig is set is applied to the edge face of the spectacle glass while being guided by a guide formed on the support members, whereby a non-through hole is made in the edge face.</p> |
