Glass bottom features high transparent achromatic borosilicate glass; hydrolytic class 1 (DIN ISO 719). Glass thickness 175 um +/- 15um. Manufactured according to ISO 8255-1; 1986.The subdivided version of the Glass Bottom Cell Culture Dish enables simultaneous multiplex analyzes of different cell lines, varioius stimulations, or diverse transfections. Used in confocal microscope, high resolution microscope, Differential Interference Contrast Microscope, and Polarized Light. Microscope and Phase Contrast Microscope for cell observation. Can be used for live cells observation. Special bottom design for easy grip. Imported optical grade round cover glass with a thickness of 0.19-0.22mm.