Product type: Right-Angle Prism. Application: Beam Dispersion, Beam Split. Model: Prism.
Overview
30X30X25mm Fused Silica Coated Optical Right Angle Prism Prism: an optical prism made from Schott N-BK7. Listed geometry: size 30.0×30.0+/-0.1mm, right-angle shape. Listed for Digital Device applications. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Schott N-BK7 |
|---|---|
| Type | Right-Angle Prism |
| Shape | Right-Angle |
| Clear aperture | >90% |
| Application | Digital Device |
| Usage | Beam Dispersion, Beam Split |
| Model NO. | Prism |
| Dimensions | 30.0×30.0+/-0.1mm |
| Width | 25.0-0.05/-0.1mm |
| R1 | infinity |
| R2 | infinity |
| Angle tolerance | 45.0+/-0.03deg |
| Chamfer | protected |
| Standard | MIL-PRF-13830B |
| Supplier | CPG OPTICS LIMITED |
Technical data
| Items | Description | |
| Right Angle Prism | Material: | Schott N-BK7 |
| Dimensions: | 30.0×30.0+/-0.1mm | |
| Width: | 25.0-0.05/-0.1mm | |
| R1: | infinity | |
| R2: | infinity | |
| Surface quality: | 3 surfaces:60-40 | |
| Angle tolerance: | 45.0+/-0.03deg | |
| Clear aperture: | >90% | |
| Chamfer: | protected | |
| Standard: | MIL-PRF-13830B |
What to specify when you request a quote
- Material — listed as “Schott N-BK7”; name the glass or crystal.
- Geometry — listed as “30.0×30.0+/-0.1mm”; give diameter, focal length or radii, angles and tolerances.
- Surface figure — quote surface figure (λ) and scratch-dig.
- Centring and edges — listed as “protected”; state centration and edge chamfer.
- Coating — list the band and reflectance or transmission target.
Engineering guides for this part
For material grades and coating options, see Fused Silica and Other Glass Materials for Machined Components. How parts like this are machined and finished is covered in Optical Glass Polishing for High Clarity Surfaces. For an application example, read Fused Silica Glass Wafers for Precision Appliance Electronics. Before sending a drawing, check Fused Silica Refractive Index: Key to Optical Design Improvement. A related standard product is Fused Silica Glass Wafers (2–12", JGS1/JGS2).
