Plano-Concave Lens 3.0mm Dia. x -6 FL, Uncoated
#45-374
Diameter (mm)
3.00
Diameter Tolerance (mm)
+0.0/-0.05
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
-6.00
Back Focal Length BFL (mm)
-6.56
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-4.71
Edge Thickness ET (mm)
1.17
Center Thickness CT (mm)
1.00
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.1mm x 45°
Substrate
N-SF11
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 3.0mm Dia. x -9 FL, Uncoated
#45-376
Diameter (mm)
3.00
Diameter Tolerance (mm)
+0.0/-0.05
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
-9.00
Back Focal Length BFL (mm)
-9.56
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-7.06
Edge Thickness ET (mm)
1.11
Center Thickness CT (mm)
1.00
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.1mm x 45°
Substrate
N-SF11
Coating
Uncoated
RoHS
Exempt
Plano-Concave Lens 6.0mm Dia. x -6 FL, Uncoated
#45-006
Diameter (mm)
6.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
-6.00
Back Focal Length BFL (mm)
-6.84
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-4.71
Edge Thickness ET (mm)
2.22
Center Thickness CT (mm)
1.50
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SF11
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 6.0mm Dia. x -9 FL, Uncoated
#48-333
Diameter (mm)
6.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
-9.00
Back Focal Length BFL (mm)
-9.84
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-7.06
Edge Thickness ET (mm)
2.04
Center Thickness CT (mm)
1.50
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SF11
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 6.0mm Dia. x -12 FL, Uncoated
#45-008
Diameter (mm)
6.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
-12.00
Back Focal Length BFL (mm)
-12.99
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-6.20
Edge Thickness ET (mm)
2.12
Center Thickness CT (mm)
1.50
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 6.0mm Dia. x -15 FL, Uncoated
#48-678
Diameter (mm)
6.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
-15.00
Back Focal Length BFL (mm)
-16.32
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-7.75
Edge Thickness ET (mm)
2.49
Center Thickness CT (mm)
2.00
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7
Coating
Uncoated
RoHS
Exempt
Plano-Concave Lens 6.0mm Dia. x -18 FL, Uncoated
#45-010
Diameter (mm)
6.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
-18.00
Back Focal Length BFL (mm)
-19.32
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-9.30
Edge Thickness ET (mm)
2.40
Center Thickness CT (mm)
2.00
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 9.0mm Dia. x -9 FL, Uncoated
#45-380
Diameter (mm)
9.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
-9.00
Back Focal Length BFL (mm)
-10.21
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-7.07
Edge Thickness ET (mm)
3.63
Center Thickness CT (mm)
2.25
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SF11
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 9.0mm Dia. x -12 FL, Uncoated
#48-334
Diameter (mm)
9.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
-12.00
Back Focal Length BFL (mm)
-13.26
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-9.42
Edge Thickness ET (mm)
3.24
Center Thickness CT (mm)
2.25
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SF11
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 9.0mm Dia. x -18 FL, Uncoated
#45-382
Diameter (mm)
9.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
-18.00
Back Focal Length BFL (mm)
-19.26
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-14.12
Edge Thickness ET (mm)
2.89
Center Thickness CT (mm)
2.25
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SF11
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 9.0mm Dia. x -27 FL, Uncoated
#45-384
Diameter (mm)
9.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
-27.00
Back Focal Length BFL (mm)
-28.68
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-21.19
Edge Thickness ET (mm)
3.42
Center Thickness CT (mm)
3.00
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SF11
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 12.0mm Dia. x -12 FL, Uncoated
#45-014
Diameter (mm)
12.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
11.00
Effective Focal Length EFL (mm)
-12.00
Back Focal Length BFL (mm)
-13.23
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-9.42
Edge Thickness ET (mm)
4.12
Center Thickness CT (mm)
2.20
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SF11
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 12.0mm Dia. x -15 FL, Uncoated
#48-679
Diameter (mm)
12.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
11.00
Effective Focal Length EFL (mm)
-15.00
Back Focal Length BFL (mm)
-16.68
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-11.77
Edge Thickness ET (mm)
4.47
Center Thickness CT (mm)
3.00
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SF11
Coating
Uncoated
RoHS
Exempt
Plano-Concave Lens 12.0mm Dia. x -18 FL, Uncoated
#48-335
Diameter (mm)
12.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
11.00
Effective Focal Length EFL (mm)
-18.00
Back Focal Length BFL (mm)
-19.95
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-14.12
Edge Thickness ET (mm)
4.70
Center Thickness CT (mm)
3.50
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SF11
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 12.0mm Dia. x -24 FL, Uncoated
#45-016
Diameter (mm)
12.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
11.00
Effective Focal Length EFL (mm)
-24.00
Back Focal Length BFL (mm)
-26.32
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-12.40
Edge Thickness ET (mm)
4.79
Center Thickness CT (mm)
3.50
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 12.0mm Dia. x -48 FL, Uncoated
#45-018
Diameter (mm)
12.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
11.00
Effective Focal Length EFL (mm)
-48.00
Back Focal Length BFL (mm)
-50.31
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-24.81
Edge Thickness ET (mm)
4.12
Center Thickness CT (mm)
3.50
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 20.0mm Dia. x -30 FL, Uncoated
#45-020
Diameter (mm)
20.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
19.00
Effective Focal Length EFL (mm)
-30.00
Back Focal Length BFL (mm)
-31.96
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-23.54
Edge Thickness ET (mm)
5.39
Center Thickness CT (mm)
3.50
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SF11
Coating
Uncoated
RoHS
Compliant
Plano-Concave Lens 20.0mm Dia. x -40 FL, Uncoated
#45-022
Diameter (mm)
20.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
19.00
Effective Focal Length EFL (mm)
-40.00
Back Focal Length BFL (mm)
-42.31
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-20.67
Edge Thickness ET (mm)
5.69
Center Thickness CT (mm)
3.50
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7
Coating
Uncoated
RoHS
Exempt
Plano-Concave Lens 20.0mm Dia. x -50 FL, Uncoated
#45-024
Diameter (mm)
20.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
19.00
Effective Focal Length EFL (mm)
-50.00
Back Focal Length BFL (mm)
-52.31
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-25.84
Edge Thickness ET (mm)
5.21
Center Thickness CT (mm)
3.50
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7
Coating
Uncoated
RoHS
Exempt
Plano-Concave Lens 25.0mm Dia. x -25 FL, Uncoated
#45-030
Diameter (mm)
25.00
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
24.00
Effective Focal Length EFL (mm)
-25.00
Back Focal Length BFL (mm)
-26.96
Focal Length Tolerance (%)
±1
Radius R1 (mm)
-19.62
Edge Thickness ET (mm)
7.41
Center Thickness CT (mm)
3.50
Center Thickness Tolerance (mm)
±0.1
Centering (arcminutes)
3 - 5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SF11
Coating
Uncoated
RoHS
Compliant
Uncoated Plano-Concave (PCV) Lenses
View Legend
