Made of optical grade artificial crystal, ensures excellent light transmission and durability. Surface type λ/4@633nm provides superior flatness and minimum parallel difference of less than 30 seconds d' for precise optical applications. Ideal for use in guidance systems and low temperature laboratory observation ports, making it a versatile choice for various scientific fields. It has a protective bevel of 0.2~0.5mm at 45° to improve and prevent damage during handling and installation. The surface finish of 40/20-60/40 ensures optimal performance and clarity, making it suitable for high precision instruments and optical configurations.
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