OCL5 series achromatic doublets lens
1. Material: optical glass
2. Design Wavelength: 587.6nm
3. Diameter Tolerance: +0.0/-0.1mm
4. Center Thickness Tolerance: ±0.2mm
5. Surface Figure: <λ/4@632.8nm
6. Focal Length Tolerance: ±2%
7. Centration: 3 to 5 arc min
8. Bevel：0.5mm×45°
9. Coating: Single Layer MgF2@550nm
- description
- parameters
positive :
Model
Material
Diameter
Focal Length
Center thickness
Back focal length
OCL51-10-16
K9+ZF2
10
16
6.30
12.601
OCL51-10-20
K9+ZF2
10
20
6.37
17.223
OCL51-12.7-25
K9+ZF2
12.7
25
5.6
22.25
OCL51-12.7-30
K9+ZF2
12.7
30
5.3
27.36
OCL51-12.7-40
K9+ZF2
12.7
40
4.7
37.78
OCL51-12.7-50
K9+ZF2
12.7
50
4.4
48
OCL51-12.7-60
K9+ZF2
12.7
60
4.1
58.13
OCL51-12.7-75
K9+ZF2
12.7
75
4.1
73.23
OCL51-25.4-50
ZBaF52+ZF4
25.4
50
9.8
44.52
OCL51-25.4-75
K9+ZF2
25.4
75
8.5
70.39
OCL51-25.4-100
K9+ZF2
25.4
100
6.5
97.05
OCL51-25.4-125
K9+ZF2
25.4
125
6.1
120.9
OCL51-25.4-150
K9+ZF2
25.4
150
5.8
146.1
OCL51-31.5-160
K9+ZF2
31.5
160
7.34
156.540
OCL51-31.5-200
K9+ZF2
31.5
200
6.11
196.903
Negative:
Model
Material
Diameter
Focal Length
Center thickness
Back focal length
OCL52-12.5-25
K9+ZF2
12.5
-25
5.67
-27.5
OCL52-12.5-40
K9+ZF2
12.5
-40
5.34
-42.5
OCL52-25.0-50
K9+ZF2
25.0
-50
7.22
-53.3
OCL52-25.0-100
K9+ZF2
25.0
-100
6.60
-102.6
OCL52-40.0-150
K9+ZF2
40.0
-150
6.75
-151.5
OCL52-40.0-200
K9+ZF2
40.0
-200
5.95
-201.1
PS： Φ- Diameter，R1- Radius，Tc- Center thickness，Te- Edge thickness，f- Focal Length，fb- Back focal length
