Specifications

Material: BK7
Dimensions (A): 25 mm
Dimensions (B): 25 mm
Dimensions (C): 25 mm
Dimensional Tolerance: ±0.2mm
Flatness: λ/2 @ 632.8nm
Surface Quality: 60/40 Scratch/Dig
Angle Tolerance: ±3 arc minutes
Pyramid Error: < 10 arc minutes
Bevel: 0.2~0.5mm x 45°
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Features


  • High-Quality Optical Prisms: Tower Optical offers a wide range of prisms, including Penta Prisms, Right Angle Prisms, Dove Prisms, Roof Prisms, Corner Cube Reflectors, Anamorphic Prisms, Wedge Prisms, and Polarizers such as Glan-Taylor Prisms, Wollaston Prisms, and Rochon Prisms.

  • Material: All prisms are made from BK7 grade A glass, ensuring superior optical performance.

  • Dimensional Tolerance: Available in three quality standards with tolerances of ±0.2mm for Standard Grade and ±0.1mm for both High Grade and Laser Grade.

  • Flatness: Achieve precise optical performance with flatness specifications of λ/2 @ 632.8nm for Standard Grade, λ/4 @ 632.8nm for High Grade, and λ/10 @ 632.8nm for Laser Grade.

  • Surface Quality: Enhanced surface quality with 60/40 Scratch/Dig for Standard Grade, 40/20 Scratch/Dig for High Grade, and 20/10 Scratch/Dig for Laser Grade.

  • Angle Tolerance: Precision angle tolerance of ±3 arc minutes for Standard Grade and ±30 arc seconds for both High Grade and Laser Grade.

  • Pyramid Error: Minimized pyramid error of < 10 arc minutes for Standard and High Grades, and < 5 arc minutes for Laser Grade.

  • Bevel: Bevel specifications include 0.2~0.5mm x 45° for Standard and High Grades, and 0.25mm x 45° for Laser Grade.

  • Material Options: Prisms are also available in UV grade Fused Silica and other materials.

  • Optical Coatings: Custom optical coatings are available for AR, Mirror, or beamsplitter applications.

  • Customization: Custom versions are available upon request. Send your drawings or specifications for a quotation.

Applications


  • Optical Systems: Beam deflection, deviation, and reflection in imaging and instrumentation.

  • Laser Optics: High-precision alignment and beam steering in laser setups.

  • Scientific Research: Accurate light manipulation for laboratory experiments.

  • Metrology & Sensing: Ensures precision in measurement and inspection systems.

  • Imaging Devices: Used in cameras, telescopes, and microscopy for image rotation.