Crafted from premium optical grade artificial crystal, ensuring exceptional light transmission and durability for various applications. devised for infrared applications with consistent transmittance across a wide temperature range, making it ideal for and laboratory environments. Features a protective beveling of 0.2~0.5mm at a 45° angle, enhancing and simplifying the installation process for users. Versatile use in high-precision instruments and guidance systems, providing reliable performance in demanding conditions. Surface finish of 40/20-60/40 with λ/4@633nm, delivering superior optical clarity and precision for critical measurements and observations.