For microscopic examination of water or dust. Can be hermetically sealed for study of micro-organism growth. 33x70mm glass slide with a 20x50mm chamber, 1mm deep. All glass construction. Cover glass (supplied) is optically plain on both sides and 0.5mm thick.
Slide, Pre-cleaned slides with one frosted end are 75mm x 25mm, 1.3mm thick, and are packaged in boxes of 72. Made of quality sheet glass, with ground edges. Frosted end is designed for easy marking and organization of slides