Circular Glass coverglasses are manufactured from optical quality borosilicate to the highest standards and are optically clean and ready for use.
Supplied in boxes of 100. Thickness guide: 0 0.08 - 0.10 mm 1 0.13 - 0.16 mm 1½ 0.16 - 0.19 mm 2 0.19 - 0.23 mm Most microscope objectives are corrected for a coverglass thickness of 0.17mm, corresponding to no. 1½ coverglasses.