High Precision Optical Glass Window - Cubic Reference Mirror for Scientific Instruments and Low Temperature Laboratories, 1PC(10 * 5mm)

Premium optical grade artificial crystal provides exceptional light transmission from 0.20 to 5.50μm, making it ideal for different optical applications. Designed with a parallel difference of less than 30 seconds d', it ensures unmatched accuracy and accuracy for both scientific and industrial use. The surface finish rated at 40/20-60/40 ensures smooth and clear optical performance, perfect for high-end optical systems and demanding environments. Features protective bevel (0.2~0.5mm at 45°) to prevent damage during handling and installation, significantly improving durability and longevity. A versatile device widely used in guidance systems and low temperature laboratory observation ports, making it an essential tool for professionals in various fields.