详细信息
北京波威科技有限公司代理的美国
CVI
厂家的
TFPN 45°
离子束溅射超薄片偏振片，也称
TFPN-Ion Beam Sputtered Thin-Film Plate Polarizers,45°
。此分束镜的消光比
(TP/TS)
为
500:1 at 1064nm
，偏振带宽为
6-8nm at 1064nm,
有效透光率为
97% at 1064nm
。
产品技术参数描述：
|
Specifications
|
|
|
Angle of Incidence
|
45°
|
|
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 Quality
|
10-5 scratch and dig
|
|
Tp/Ts
|
500:1
|
|
Thickness
|
t±0.25 mm
|
|
Transmission Efficiency
|
λ=1064 nm: Tp >97% |
|
Transmitted Wavefront Error
|
λ/8 at 633 nm
|
|
Wedge
|
≤ 5 arc min
|
|
Damage Threshold
|
|
|
cw
|
1 MW/cm2 @ 1064 nm
|
|
Pulsed
|
10 J/cm2, 20 nsec, 20 Hz @ 1064 nm
|
选型表：
|
Part Number
|
φ (mm)
|
t (mm)
|
Wavelength (nm)
|
|
TFPN-532-PW-1025-UV
|
25.4
|
6.4
|
532
|
|
TFPN-1064-PW-1025-UV
|
25.4
|
6.4
|
1064
|
