联系人：吕
邮箱：adam@waveopt.com
电话：18515635158
地址： 北京海淀区信息路15号9层915室
| 品牌 |
CVI Laser Optics |
型号 |
BTF |
| 货号 |
BTF |
材质 |
熔融石英 |
北京波威科技有限公司代理的美国CVI厂家提供的BTQ可见及近红外标准平板分束镜。
产品技术参数描述：
| Specifications
|
|
|
Angle of Incidence
|
45°
|
|
Clear Aperture
|
90% of dimension A
|
|
Coating
|
1st surface: All-dielectric partial reflection coating for 45°, surface marked with a dot 2nd Surface: HEBBAR? for 45°
|
|
Dimensions
|
Square: A±0.2 mm Round: A+0/-0.15 mm
|
|
Material
|
Optical crown glass
|
|
Parallelism
|
5 arc minutes
|
|
R/T Tolerance at 45°
|
±5% (50 nm from center wavelength range) ±10% (outside of ±50 nm from center wavelength range)
|
|
Surface Quality
|
60-40 scratch and dig, beveled edges
|
|
Thickness
|
1.0±0.2 mm
|
|
Transmitted Wavefront Error
|
≤2λ per 25 mm over clear aperture at 632.8 nm
|
选型表：
| Part Number
|
Former MG Part Number
|
Clear Aperture at 45°(mm)
|
A (mm)
|
Nominal R/T Ratio
|
Shape
|
Wavelength Range
|
|
BTF-VIS-30-2501M-C
|
03 BTF 153
|
15.9 × 22.5
|
25.0
|
30/70
|
Round
|
Visible
|
|
BTF-VIS-50-2501M-C
|
03 BTF 154
|
15.9 × 22.5
|
25.0
|
50/50
|
Round
|
Visible
|
|
BTF-VIS-70-2501M-C
|
03 BTF 155
|
15.9 × 22.5
|
25.0
|
70/30
|
Round
|
Visible
|
|
BTF-NIR-30-2501M-C
|
03 BTF 157
|
15.9 × 22.5
|
25.0
|
30/70
|
Round
|
Near IR
|
|
BTF-NIR-50-2501M-C
|
03 BTF 158
|
15.9 × 22.5
|
25.0
|
50/50
|
Round
|
Near IR
|
|
BTF-NIR-70-2501M-C
|
03 BTF 159
|
15.9 × 22.5
|
25.0
|
70/30
|
Round
|
Near IR
|
|
BTF-VIS-30-SQW-5001M-C
|
03 BTF 101
|
31.8 × 45.0
|
50.0
|
30/70
|
Square
|
Visible
|
|
BTF-VIS-50-SQW-5001M-C
|
03 BTF 107
|
31.8 × 45.0
|
50.0
|
50/50
|
Square
|
Visible
|
|
BTF-VIS-70-SQW-5001M-C
|
03 BTF 111
|
31.8 × 45.0
|
50.0
|
70/30
|
Square
|
Visible
|
|
BTF-NIR-30-SQW-5001M-C
|
03 BTF 113
|
31.8 × 45.0
|
50.0
|
30/70
|
Square
|
Near IR
|
|
BTF-NIR-50-SQW-5001M-C
|
03 BTF 115
|
31.8 × 45.0
|
50.0
|
50/50
|
Square
|
Near IR
|
|
BTF-NIR-70-SQW-5001M-C
|
03 BTF 117
|
31.8 × 45.0
|
50.0
|
70/30
|
Square
|
Near IR
|
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