Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
Device for the display of engravement shape of eyeglass lens and method and apparatus for machining lens peripheral edge using the display device
 A lens peripheral edge machining apparatus includes a judging device which judges the type of each of eyeglass lenses on the basis of an edge thickness shape thereof and which classifies the eyeglass lenses into groups, a display which displays the groups to which the eyeglass lenses belong in a distinguishable manner on the basis of the result of the judgment made by the judging device, an engravement information adjuster which adjusts engravement information at an arbitrary circumferential edge position of the other lens peripheral shape in accordance with the group information to which one eyeglass lens belongs and the group information to which the other eyeglass lens belongs both displayed on the display, and a machining controller which makes controller to machine a peripheral edge of the other eyeglass lens in accordance with engravement information after the adjustment. 
Kabushiki Kaisha Topcon
B B B
B24B B24B B24B
inventional inventional inventional
Takeshi Yasuo
Nakamura Suzuki