Description: 400 - 750 nm Right-Angle Prism Dielectric Mirror with 25.0 mm Leg Size
Part Number | MRA25-E02 |
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Category | Optics |
Manufacturer | ThorLabs |
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The MRA25-E02 by ThorLabs is a right-angle prism dielectric mirror that serves as the ultimate solution for near-normal and 45° reflections. Constructed from premium N-BK7 glass substrate, the MRA25-E02 boasts an optical-quality dielectric coated surface on the front surface of the hypotenuse, making it an ideal choice for critical reflections.
The MRA25-E02 excels in both S-polarized and P-polarized light, offering impressive reflectance of over 99% across the specified wavelength range of 400 nm - 750 nm. With its precise tooling marks at the right and left edges of the coated hypotenuse, the MRA25-E02 ensures unobstructed clear aperture for optimal performance. The leg dimensions of 25.0 mm provide a sturdy and reliable build, while the item number engraved on the top surface of the prism allows for quick and easy identification.
It's important to note that reflecting light off the coated surface from inside the prism is not recommended due to the adhesion layers used in the coating process. As such, no specifications are provided for the polished legs (short sides) of the prism. However, the triangular surface of the MRA25-E02 features a fine ground glass finish, further enhancing its optical performance. For added versatility, the MRA25-E02 is designed to be compatible with a 30 mm cage cube, allowing for seamless integration into your existing optical setup.
Substrate Material | N-BK7 |
Dimensional Tolerance | ±0.1 mm |
Surface Flatness (Coated Surface) | λ/10 @ 633 nm (Peak to Valley) |
Surface Quality (Coated Surface) | 10-5 Scratch Dig |
Clear Aperture | 70% of Face Length and Width |
Broadband Dielectric Coating | 400 nm - 750 nm |
Leg Dimensions | 25.0 mm |