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Google Glasses For Grinding

Ultraprecision grinding of optical glasses to produce supersmooth surfaces 1 yamba, mbe, chubu universityijapan submitted by aobayashi 1 received on january 15,1993 summary the typical 11 kinds of optical glasses have been ground by the ultraprecision surface grinder having a glassceramic spindle of extremelylow thermal espansion with various cuptyped resinoidbonded.