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
λ = 248 nm, 266 nm, and 355 nm: 100:1
|
Thickness
|
t±0.25 mm
|
Transmission Efficiency
|
λ ≥ 527 nm: 95%
λ = 355 nm: 90%
λ = 248 nm or 266 nm: 85%
|
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
|
TFP-527-PW-2025-UV
|
527
|
φ50.8
|
Fused Silica
|
6.4
|
TFP-527-RW-28.6-14.3-3.18-UV
|
527
|
28.6×14.3
|
Fused Silica
|
3.18
|
TFP-532-PW-1025-UV
|
532
|
φ25.4
|
Fused Silica
|
6.4
|
TFP-532-PW-2025-UV
|
532
|
φ50.8
|
Fused Silica
|
6.4
|
TFP-532-RW-28.6-14.3-3.18-UV
|
532
|
28.6×14.3
|
Fused Silica
|
3.18
|
TFP-1053-PW-1025-UV
|
1053
|
φ25.4
|
Fused Silica
|
6.4
|
TFP-1053-PW-2025-UV
|
1053
|
φ50.8
|
Fused Silica
|
6.4
|
TFP-1053-RW-28.6-14.3-3.18-UV
|
1053
|
28.6×14.3
|
Fused Silica
|
3.18
|
TFP-1064-PW-1025-UV
|
1064
|
φ25.4
|
Fused Silica
|
6.4
|
TFP-1064-PW-2025-UV
|
1064
|
φ50.8
|
Fused Silica
|
6.4
|
TFP-1064-RW-28.6-14.3-3.18-UV
|
1064
|
28.6×14.3
|
Fused Silica
|
3.18
|