Optical Components
Penta Prisms
Penta Prism provides precisely 90o angle between icoming into one face and outcoming from adjacent face rays after incoming ray have made two reflections inside the prism for total 270o. It usually acts as a precise mirror and is used in systems alignment.
 |
Flatness | Lambda/4 @633 nm per inch |
| Scratch-Dig | 40-20 | |
| Linear tolerance, mm | ±0.1 | |
| Angular tolerance, arc sec | ±30 | |
| Pyramid tolerance, arc sec | ±10 | |
| Bevels, mm | (0.2 ... 0.4)x45o |
| Material | Part # | ||
| A=B=H=6.0 mm | A=B=H=14.0 mm | A=B=H=25.4 mm | |
| Fused Silica | VPP8-02 | VPP8-05 | VPP8-10 |
| BK7 | VPP9-02 | VPP9-05 | VPP9-10 |
Other materials and specifications are available on request.
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