Globe Scientific's frosted microscope slides are produced using an ink printing process. This provides Globe's slides with a smooth frosted finish that won't wear out slide marking pens. Slides are printed with "Globe" under the frosting area for orientation purposes. - Chemically etched on one end, one side to create a frosted area. Slides are 25 x 75 millimeters and 1.1 millimeter thick.. Ground edges with 90° corners.