产品描述
北京波威科技有限公司代理的美国CVI厂家的SCC截面为方形平凹柱面透镜，分为材质为BK7和熔融石英的两种。
一、BK7材质截面为方形的平凹柱面透镜（SCC-C - Precision BK7 Square Cylindrical Plano-Concave Lenses ）
产品技术参数描述：
|
Specifications |
|
|
Antireflection Coating |
Wavelength user specified |
|
Center Thickness |
tc±0.25 mm |
|
Chamfer |
0.35 mm at 45° typical |
|
Clear Aperture (CA) |
≥ 85% of central dimension |
|
Damage Threshold |
10 J/cm2, 20 nsec, 20 Hz @ 1064 nm |
|
Dimensional Tolerance |
+0/-0.25 mm |
|
Optical Material |
N-BK7 |
|
Paraxial Focal Length |
f±0.5% |
|
Surface Figure |
x direction: λ/4 per cm rms at 633 nm before coating |
|
Surface Quality |
20-10 scratch and dig |
|
Wedge |
≤ 3 arc minutes |
|
Antireflection Coating |
|
|
Broadband |
Ravg ≤ 0.5% per surface |
|
Narrowband |
R ≤ 0.25% per surface |
选型表：
|
Part Number |
f (mm) |
x=y (mm) |
r (mm) |
tc (mm) |
te (mm) |
CA (mm) |
f/# |
fb (mm) |
A2H′ (mm) |
C (mm) |
|
SCC-15.0-10.2-C |
-20.0 |
15.0 |
10.2 |
2.8 |
6.0 |
12.8×12.8 |
-1.6 |
-21.8 |
-1.8 |
-17.2 |
|
SCC-20.0-15.3-C |
-30.0 |
20.0 |
15.3 |
4.3 |
8.0 |
|
