Silicon oxide lapping coatings

Silicon slice carrier block and plug assembly

Silicon wafer polishing

Simplified stuffing box refacing tool

Simultaneous double-acting split abrasive wheel for peripheral s

Simultaneously grinding and polishing preforms for optical lense

Simultaneously ground type bearing body and limited sliding bear

Simultaneously ground type bearing body and unlimited sliding be

Single block mounting system for surfacing and edging of a lens

Single housing multi-sander assembly

Single pass sizing tool and machine including wear compensation

Single slide grinding machine

Single slide grinding machine with means for selectively produci

Single step, radiation curable ophthalmic fining pad

Single-point blocking method of surfacing and edging spectacle l

Single-point blocking method of surfacing and edging spectacle l

Single-point blocking method of surfacing and edging spectacle l

Sintered abrasive tools

Sintered alumina abrasive grain and abrasive products

Sintered alumina-zirconia ceramic bodies