Corning 22x30mm Rectangle #1 Cvr Glass - 2975-223

Corning Inc. - These 22x30mm rectangular No.1 cover glasses are made from No. 0211 zinc titania glass and are 0.13 to 0.16mm thick. Fine water-white optical glass, free of stones, blisters, bubbles and striae. High resistance to surface attack. (10 per ca