北京波威科技有限公司代理的美国CVI厂家的PBSH宽带偏振立方体分束镜,也称PBSH- Broadband Polarizing Cube Beamsplitters 。此分束镜的消光比(TP/TS)为500:1,偏振带宽为>250nm at 532nm,有效透光率为90%。
产品技术参数描述:
Specifications
|
|
Clear Aperture
|
≥ 85% of central dimension
|
Edge Dimension
|
A±0.25 mm
|
Extinction Ratio
|
T p/T s>500:1
|
Field of View
|
±2.5°
|
Optical Material
|
N-SF2 glass
|
Reflection Efficiency
|
Rs > 99.5% average
|
Surface Quality
|
20-10 scratch and dig
|
Transmission Efficiency (Tp avg)
|
90%
|
Transmitted Wavefront Error
|
λ/4 at 633 nm
|
Damage Threshold
|
cw
|
100 W/cm2 @ 515 nm
|
Pulsed
|
500 mJ/cm2, 20 nsec, 20 Hz @ 515 nm
|
选型表:
Part Number
|
A (in.)
|
A (mm)
|
Ravg
|
Wavelength Range (nm)
|
PBSH-450-700-050
|
0.500
|
12.7
|
<2.0%
|
450–700
|
PBSH-450-1300-050
|
0.500
|
12.7
|
<2.5%
|
450–1300
|
PBSH-450-2000-050
|
0.500
|
12.7
|
<3.0%
|
450–2000
|
PBSH-670-980-050
|
0.500
|
12.7
|
<2.0%
|
670–980
|
PBSH-450-700-100
|
1.000
|
25.4
|
<2.0%
|
450–700
|
PBSH-450-1300-100
|
1.000
|
25.4
|
<2.5%
|
450–1300
|
PBSH-450-2000-100
|
1.000
|
25.4
|
<3.0%
|
450–2000
|
PBSH-670-980-100
|
1.000
|
25.4
|
<2.0%
|
670–980
|