Custom High Precision IR Optics and Lidar Polygon Mirrors
Especial optic offers a wide range of Optical Prisms in a variety of designs, substrates, or coating options. Designs include Right Angle, Amici, Penta, Schmidt, Wedge, Anamorphic, Equilateral, Dove, or Rhomboid prisms, in addition to Corner Cube Retroreflectors or Light Pipe Homogenizing Rods. Anti-reflection coatings include MgF2, UV-VIS, UV-AR, VIS 0°, VIS-NIR, or multiple laser-line options.
| Standard | High Precision | |
| Dimension tolerance: | +0/-0.2mm | +0/-0.05mm |
| Thickness tolerance: | +/-0.1mm | +/-0.2mm |
| Angle Tolerance: | 3 arc minutes | 2 arc minutes |
| Surface quality: | 60/40 | 20/10 |
| Wavefront Distortion: | N<λ/4@633nm(at 25mm) | N<λ/10@633nm(at 25mm) |
| Clear Aperture: | >90% | >95% |
| Chamfer: | Protected <0.5mmx45deg | Protected <0.5mmx45deg |
| Coating: | AR coating,BS coating,HR coating,No coating | |
| Material: | K9,JGS1,Ge,Si,ZnSe,CaF2,MgF2,ZnS,eg. | |
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