北京波威科技有限公司代理的美国CVI厂家的材质为截面为矩形的平凹柱面透镜,分为标准型BK7材质的和精确型BK7材质以及熔融石英材质的。
一、标准型BK7材质(LCN-C - Standard BK7 Rectangular Cylindrical Plano-Concave Lenses)
产品技术参数描述:
Specifications
|
|
Antireflection Coating
|
User specified
|
Center Thickness
|
tc±0.6 mm
|
Chamfer
|
Slight protective bevel
|
Clear Aperture (CA)
|
≥ 90% of central dimension
|
Design Wavelength
|
587.6 nm
|
Dimensional Tolerance
|
±0.6 mm
|
Flat Island Width (Δ)
|
0.5±0.4 mm
|
Optical Material
|
N-BK7
|
Paraxial Focal Length
|
f±2%
|
Surface Quality
|
60-40 scratch and dig
|
Wedge (tc/x)
|
≤ 8 mrad
|
具体选型表请参见资料下载PDF
二、精密型BK7材质(RCC-C - Precision BK7 Rectangular 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
y direction: λ/2 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 (mm)
|
y (mm)
|
r (mm)
|
tc (mm)
|
te
(mm)
|
CA (mm)
|
f/#
|
fb (mm)
|
A2H′ 0(mm)
|
C (mm)
|
RCC-12.7-6.4-6.5-C
|
-12.7
|
12.7
|
6.4
|
6.5
|
4.0
|
4.8
|
10.8×5.4
|
-2.3
|
-15.3
|
-2.6
|
-8.70
|
RCC-12.7-6.4-10.2-C
|
-20.0
|
12.7
|
6.4
|
10.2
|
4.0
|
4.5
|
10.8×5.4
|
-3.7
|
-22.6
|
-2.6
|
-16.00
|
RCC-25.0-15.0-10.2-C
|
-20.0
|
25.0
|
15.0
|
10.2
|
2.8
|
6.0
|
21.3×12.8
|
-1.6
|
-21.8
|
-1.8
|
-17.20
|
RCC-25.0-15.0-12.7-C
|
-25.0
|
25.0
|
15.0
|
12.7
|
3.7
|
6.0
|
21.3×12.8
|
-2.0
|
-27.4
|
-2.4
|
-21.30
|
RCC-40.0-25.4-25.4-C
|
-50.0
|
40.0
|
25.4
|
25.4
|
5.0
|
8.4
|
34.0×21.6
|
-2.3
|
-53.3
|
-3.3
|
-45.00
|
RCC-40.0-25.4-38.1-C
|
-75.0
|
40.0
|
25.4
|
38.1
|
5.0
|
7.2
|
34.0×21.6
|
-3.5
|
-78.3
|
-3.3
|
-70.00
|
RCC-40.0-25.4-50.9-C
|
-100.0
|
40.0
|
25.4
|
50.9
|
5.0
|
6.6
|
34.0×21.6
|
-4.6
|
-103.3
|
-3.3
|
-95.00
|
RCC-40.0-25.4-101.7-C
|
-200.0
|
40.0
|
25.4
|
101.7
|
5.0
|
5.8
|
34.0×21.6
|
-9.3
|
-203.3
|
-3.3
|
-195.00
|
RCC-40.0-25.4-152.6-C
|
-300.0
|
40.0
|
25.4
|
152.6
|
5.0
|
5.5
|
34.0×21.6
|
-13.9
|
-303.3
|
-3.3
|
-295.00
|
三、精确型熔融石英材质(RCC-UV - Precision Fused Silica Rectangular 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
|
UV-grade fused silica
|
Paraxial Focal Length
|
f±0.5%
|
Surface Figure
|
x direction: λ/4 per cm rms at 633 nm before coating
y direction: λ/2 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
|
具体选型表请参见资料下载PDF