T-PS919 - N-BK7 Right-Angle Prism, Uncoated, L = 50 mm
T-PS919 - N-BK7 Right-Angle Prism, Uncoated, L = 50 mm
Choose an N-BK7 Right-Angle Prism if the additional benefits of fused silica are not required. N-BK7 provides excellent transmittance in the visible and near infrared portions of the spectrum. Please see the Graphs tab for a graph of index of refraction vs wavelength for N-BK7. Additionally, N-BK7 is a viable choice for UV applications down to 350 nm. For applications that demand maximum transmission, please see our AR-coated N-BK7 prisms below.
Our PS911K Knife-Edge prism offers the same features as our standard N-BK7 right angle prisms but features an unbeveled, precision 90° edge between the two legs. This means that the clear aperture reaches across this surface, making this prism ideal for applications where a larger clear aperture is beneficial.
| Item # | Material | L | X | Angle Tolerance | Dimensional Tolerance |
|---|---|---|---|---|---|
| T-PS605 | UV Fused Silica | 3 mm | 4.2 mm | ±10 arcmin | ±0.2 mm |
| T-PS609 | 5 mm | 7.1 mm | ±3 arcmin | ±0.2 mm | |
| T-PS610 | 10 mm | 14.1 mm | ±3 arcmin | ±0.2 mm | |
| T-PS614 | 12.5 mm | 17.7 mm | ±3 arcmin | ±0.2 mm | |
| T-PS615 | 15 mm | 21.2 mm | ±3 arcmin | ±0.2 mm | |
| T-PS608 | 20 mm | 28.3 mm | ±3 arcmin | ±0.2 mm | |
| T-PS611 | 25 mm | 35.4 mm | ±3 arcmin | ±0.2 mm | |
| T-PS612 | 40 mm | 56.6 mm | ±3 arcmin | ±0.2 mm | |
| T-PS613 | 60 mm | 84.9 mm | ±3 arcmin | ±0.2 mm | |
| T-PS905 | N-BK7 | 3 mm | 4.2 mm | ±10 arcmin | ±0.1 mm |
| T-PS909 | 5 mm | 7.1 mm | ±3 arcmin | ±0.1 mm | |
| T-PS910 | 10 mm | 14.1 mm | ±3 arcmin | ±0.1 mm | |
| T-PS914 | 12.5 mm | 17.7 mm | ±3 arcmin | ±0.2 mm | |
| T-PS915 | 15 mm | 21.2 mm | ±3 arcmin | ±0.2 mm | |
| T-PS908 | 20 mm | 28.3 mm | ±3 arcmin | ±0.1 mm | |
| T-PS911 | 25 mm | 35.4 mm | ±3 arcmin | ±0.1 mm | |
| T-PS912 | 40 mm | 56.6 mm | ±3 arcmin | ±0.1 mm | |
| T-PS919 | 50 mm | 70.7 mm | ±3 arcmin | ±0.1 mm | |
| T-PS913 | 60 mm | 84.9 mm | ±3 arcmin | ±0.1 mm | |
| T-PS703 | CaF | 10 mm | 14.1 mm | ±10 arcmin | +0.0/-0.3 mm |
| T-PS706 | 12.5 mm | 17.7 mm | ±10 arcmin | ±0.2 mm | |
| T-PS707 | 15 mm | 21.2 mm | ±10 arcmin | ±0.2 mm | |
| T-PS704 | 25 mm | 35.4 mm | ±10 arcmin | +0.0/-0.3 mm | |
| T-PS701 | ZnSe | 10 mm | 14.1 mm | ±10 arcmin | +0.0/-0.3 mm |
| T-PS702 | 25 mm | 35.4 mm | ±10 arcmin | +0.0/-0.3 mm |