stencil holder, targeted linzenform measuring device with the holder, and brillenglaslinzen bearbeitungsvorrichtung with this measuring device

摘要

A template holder (310) that is used in measurement of a target shape of an eyeglass lens and that attaches at least one of a template (350) and a dummy lens thereon, includes a template attaching portion (320) and a holding arm. The template attaching portion (320) includes: a template placement portion, on which positioning pins (321a,321b) to be inserted into small holes (352) of the template (350) are disposed, for placing the template (350) along a measurement plane; a support shaft (323) to be inserted into a central hole (351) of the template (350), the support shaft (323) being movable relative to the template placement portion (320) to slide the template (350) on and along the measurement plane; an urging mechanism for urging the support shaft (323) to be moved in an urging direction; and a moving mechanism for moving the support shaft (323) in a direction opposite from the urging direction against an urging force of the urging mechanism when the template (350) is to be attached or detached. The holding arm (311) holds the template attaching portion. IMAGE