产品描述
北京波威科技有限公司代理的美国CVI厂家的TFP 56°超薄片偏振片，也称TFP-Thin-Film Plate Polarizers,56°。此分束镜的消光比(TP/TS)为200:1 at 1064nm，偏振带宽为5nm at 1064nm,有效透光率为90% at 1064nm。
产品技术参数描述：
|
Specifications |
|
|
Angle of Incidence |
56°±3°.* |
|
Chamfer |
0.35 mm @ 45° (typical) |
|
Clear Aperture |
≥ 85% of central diameter |
|
Diameter |
φ+0/-0.25 mm |
|
Optical Material |
UV-grade fused silica |
|
Surface Figure |
λ/10 at 633 nm before coating |
|
Surface Quality |
10-5 scratch and dig |
|
Tp/Ts |
λ ≥ 527 nm: 200:1 |
|
Thickness |
t±0.25 mm |
|
Transmission Efficiency |
λ ≥ 527 nm: 95% |
|
Transmitted Wavefront Error |
λ/8 at 633 nm |
|
Wedge |
≤ 5 arc min |
|
Damage Threshold |
|
|
cw |
1 MW/cm2 @ 1064 nm |
|
Pulsed |
20 J/cm2, 20 nsec, 20 Hz @ 1064 nm |
选型表：
|
Part Number |
Center Wavelength (nm) |
Dimensions (mm) |
Optical Material |
t (mm) |
|
TFP-355-PW-1025-UV |
355 |
φ25.4 |
Fused Silica |
6.4 |
|
TFP-355-PW-2025-UV |
355 |
φ50.8 |
Fused Silica |
6.4 |
|
TFP-355-RW-28.6-14.3-3.18-UV |
355 |
28.6×14.3 |
Fused Silica |
3.18 |
|
TFP-527-PW-1025-UV |
527 |
φ25.4 |
Fused Silica |
6.4
|
