HOBBITE CAN BE PROVIDE TO SCHOTT BOROFLOAT 33 AND PYREX 7740 WAFER \D263T WAFER \ BOROSILICATE WAFER \AF32 WAFER \ B270 WAFER\ QUARTZ WAFER \SILICON WAFEROur Borofloat 33 windows are great for anondic bonding. We also have 50 micron thin available.OUR SCHOTT BOROFLOAT 33 WAFERS HAVE EXCELLENT MIRROR-LIKE SURFACE, A HIGH DEGREE OF FLATNESS AND AN OUTSTANDING OPTICAL QUALITY. EXCELLENT LIGHT TRANSMISSION AND ITS VERY WEAK FLUORESCENCE INTENSITIES OVER THE ENTIRE LIGHT SPECTRUM MAKE BOROFLOAT® 33 IDEAL FOR A WIDE RANGE OF APPLICATIONS IN OPTICS, OPTOELECTRONICS, PHOTONICS AND ANALYTICAL EQUIPMENT.