CeNing Optics | Custom Lenses Manufacturer
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Singlets

 
Plano-Concave Lenses (N-BK7)
 
Specifications
Material: N-BK7
Diameter tolerance: +/-0.1mm
Design wavelength: 546.1nm
Focal tolerance: +/-2%
surface quality : 60-40 S/D
Centration: 3 arcmin
Surtace flatness: λ/4 @633nm
Clear aperture: 90%
Bevel: Protective bevel
 
 
 
 
ltem#
Material
Φmm)
F(mm)
R(mm)
Tc(mm)
Te(mm)
Fb(mm)
LP11-06-10
BK7
6.0
-10.0
-5.18
2.0
2.95
-11.30
LP11-06-15
BK7
6.0
-15.0
-7.79
2.0
2.60
-16.34
LP11-06-20
BK7
6.0
-20.0
-10.37
2.0
2.44
-21.30
LP11-06-30
BK7
6.0
-30.0
-15.56
2.0
2.29
-31.32
LP11-12-20
BK7
12.7
-20.0
-10.37
2.0
4.17
-21.33
LP11-12-30
BK7
12.7
-30.0
-15.56
2.0
3.40
-31.31
LP11-12-40
BK7
12.7
-40.0
-20.75
2.0
3.00
-41.32
LP11-12-50
BK7
12.7
-50.0
-25.94
2.0
2.79
-51.33
LP11-12-75
BK7
12.7
-75.0
-38.90
2.0
2.52
-76.31
LP11-12-100
BK7
12.7
-100.0
-51.88
2.0
2.39
-101.33
LP11-18-30
BK7
18.0
-30.0
-15.56
2.0
4.86
-31.32
LP11-18-50
BK7
18.0
-50.0
-25.94
2.0
3.61
-51.33
LP11-18-75
BK7
18.0
-75.0
-38.90
2.0
3.05
-76.30
LP11-25-50
BK7
25.4
-50.0
-25.94
2.0
5.32
-51.33
LP11-25-75
BK7
25.4
-75.0
-38.90
2.0
4.13
-76.31
LP11-25-100
BK7
25.4
-100.0
-51.88
2.0
3.58
-101.33
LP11-25-150
BK7
25.4
-150.0
-77.80
2.0
3.04
-151.30
LP11-25-200
BK7
25.4
-200.0
-103.75
2.0
2.78
-201.33
LP11-25-250
BK7
25.4
-250.0
-129.72
2.0
2.62
-251.39
LP11-30-50
BK7
25.4
-50.0
-25.94
2.0
6.77
-51.33
LP11-30-75
BK7
25.4
-75.0
-38.90
2.0
5.08
-76.31
LP11-30-100
BK7
25.4
-100.0
-51.88
2.0
4.22
-101.34
LP11-30-200
BK7
30.0
-200.0
-103.75
2.0
3.09
-201.34
LP11-38-100
BK7
38.0
-100.0
-51.88
2.0
5.60
-101.34
LP11-38-200
BK7
38.0
-200.0
-103.75
2.0
3.76
-201.34
LP11-38-300
BK7
38.0
-300.0
-155.60
2.0
3.16
-301.30
LP11-50-100
BK7
50.8
-100.0
-51.88
2.0
8.64
-101.34
LP11-50-200
BK7
50.8
-200.0
-103.75
2.0
5.16
-201.34
LP11-50-300
BK7
50.8
-300.0
-155.60
2.0
4.00
-301.30
LP11-50-500
BK7
50.8
-500.0
-259.40
2.0
3.25
-501.40
 
 
Choose Anti-reflective Coatings
⊗  Single layer MgF2
⊗  Multiple layers AR coating
     R<0.25% @ Laser line   (view the curve)
     R<0.5% @ Broadband Wavelength  (view the curve)
 
        How to order Singlet Lenses?              Example:
Material:   N-BK7
Shape:   Convex-concave
Diameter:   Φ25.4±0.1mm
Focal, Radius:   F=+100mm, R1=33.72mm, R2=90.0mm
Thickness:   Tc=3.0±0.1mm
Surface quality:   60-40 S/D
Flatness:   λ/4 @633nm
Centration:   3'
Coating:   AR @430--680nm, R<0.5%, AOI=0°
 
   Price on Request
 
   Custom Design
 
   Volume Discount 
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