What Is The Difference Between A Slide And A Cover Slide

Different uses: glass slides are used to place experimental materials during experiments; The cover glass is covered on the material to avoid contact between the liquid and the objective lens, so as not to pollute the objective lens. Different shapes: the slide is rectangular, 76mm * 26mm thick; The cover glass is square, 10mm * 10mm or 20mm * 20mm in size, and thin. Different positions: the glass slide is below, which is the carrier of the observed substance; The cover glass is placed on the material to be observed.