We can do variuos Cover glass, like mobile phone, microscope, etc. and many forms of cover glass. Specification:Material: K9, B270, quartz or upon requirementForm: round or other shapesClear Aperture: 85%--100%Tolerance: -0.02-0.08mmSurface quality: 40/20, 60/40, 80/50We manufacture various protector, window glass, parallel glass in different sizes.Other working procedure such as strengthen and ...