Borosilicate windows excel in environments with high temperatures and challenging conditions. Thanks to their superior thermal shock resistance and stability, these windows preserve their flatness across diverse environmental scenarios. Specifications of Borosilicate Windows Borosilicate glass window product parameter table project Indicator requirements 1. Material Borosilicate glass, such as TEMPAX, PYREX, Borofloat33, etc. 2. Diameter ODâ?¤300mm OD�±0.025 or according to customer requirements 3. Center thickness T=0.1ï½?50mm�±0.01 or according to customer requirements 4. Effective focal length according to customers needs 5. Working distance according to customers needs 6. Effective aperture EDï¼?80% area 7. Coating AR Rï¼?0.5% @�»nm 8. Surface shape Ultra-high precision Rtâ?¤0.1�¼m, high precision Rtâ?¤0.5�¼m, precision Rtâ?¤1�¼m 9. Surface quality 60-40, 40-20, 20-10, 10-5 Features of Borosilicate Windows One-stop customized production: Solar Valley processes various custom optical windows, circular, D-shaped, square, trapezoidal and other structural borosilicate windows according to customer requirements, and can provide different size ranges and materials. Window piece, the base material is borosilicate glass