Microscope slide Microscope slide and cover glsaa,produced by high clear,glass sheet,no bubble,no scrape,clear. Microscope slideProduced by high clear glass sheet, no ... concave, ground edges.4) 7104: Double concave, ground edges.5) 7105: Frosted one end on one side, un-ground edges.6 ... , ground edges.9) 7110: Frosted on one side, ground edges. Microscope slide