Achromatic Lens 6.25mm Dia. x 15mm FL, VIS-NIR Coating
#49-305
Diameter (mm)
6.25
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)
12.73
Focal Length Tolerance (%)
±2
Radius R1 (mm)
7.95
Radius R2 (mm)
-7.25
Radius R3 (mm)
-277.83
Edge Thickness ET (mm)
2.65
Center Thickness CT 1 (mm)
2.70
Center Thickness CT 2 (mm)
0.60
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SSK8/N-SF10
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Compliant
Achromatic Lens 6.25mm Dia. x 15mm FL, VIS-NIR, Inked
#49-305-INK
Diameter (mm)
6.25
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)
12.73
Focal Length Tolerance (%)
±2
Radius R1 (mm)
7.95
Radius R2 (mm)
-7.25
Radius R3 (mm)
-277.83
Edge Thickness ET (mm)
2.65
Center Thickness CT 1 (mm)
2.70
Center Thickness CT 2 (mm)
0.60
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SSK8/N-SF10
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Compliant
Achromatic Lens 6.25mm Dia. x 17.5mm FL, VIS-NIR Coating
#49-949
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
17.50
Back Focal Length BFL (mm)
15.46
Focal Length Tolerance (%)
±2
Radius R1 (mm)
11.13
Radius R2 (mm)
-9.22
Radius R3 (mm)
-38.49
Edge Thickness ET (mm)
3.18
Center Thickness CT 1 (mm)
2.75
Center Thickness CT 2 (mm)
1.00
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SSK8/N-SF56
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Compliant
Achromatic Lens 6.25mm Dia. x 17.5mm FL, VIS-NIR, Inked
#49-949-INK
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
17.50
Back Focal Length BFL (mm)
15.46
Focal Length Tolerance (%)
±2
Radius R1 (mm)
11.13
Radius R2 (mm)
-9.22
Radius R3 (mm)
-38.49
Edge Thickness ET (mm)
3.18
Center Thickness CT 1 (mm)
2.75
Center Thickness CT 2 (mm)
1.00
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-SSK8/N-SF56
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Compliant
Achromatic Lens 6.25mm Dia. x 20mm FL, VIS-NIR Coating
#49-306
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
20.00
Back Focal Length BFL (mm)
18.23
Focal Length Tolerance (%)
±2
Radius R1 (mm)
12.30
Radius R2 (mm)
-8.71
Radius R3 (mm)
-24.98
Edge Thickness ET (mm)
3.00
Center Thickness CT 1 (mm)
2.70
Center Thickness CT 2 (mm)
0.90
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Exempt
Achromatic Lens 6.25mm Dia. x 20mm FL, VIS-NIR, Inked
#49-306-INK
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
20.00
Back Focal Length BFL (mm)
18.23
Focal Length Tolerance (%)
±2
Radius R1 (mm)
12.30
Radius R2 (mm)
-8.71
Radius R3 (mm)
24.98
Edge Thickness ET (mm)
3.00
Center Thickness CT 1 (mm)
2.70
Center Thickness CT 2 (mm)
0.90
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Compliant
Achromatic Lens 6.25mm Dia. x 25mm FL, VIS-NIR Coating
#49-307
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
25.00
Back Focal Length BFL (mm)
23.45
Focal Length Tolerance (%)
±2
Radius R1 (mm)
15.37
Radius R2 (mm)
-11.16
Radius R3 (mm)
-32.17
Edge Thickness ET (mm)
2.73
Center Thickness CT 1 (mm)
2.30
Center Thickness CT 2 (mm)
0.90
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Compliant
Achromatic Lens 6.25mm Dia. x 25mm FL, VIS-NIR, Inked
#49-307-INK
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
25.00
Back Focal Length BFL (mm)
23.45
Focal Length Tolerance (%)
±2
Radius R1 (mm)
15.37
Radius R2 (mm)
-11.16
Radius R3 (mm)
-32.17
Edge Thickness ET (mm)
2.73
Center Thickness CT 1 (mm)
2.30
Center Thickness CT 2 (mm)
0.90
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Compliant
Achromatic Lens 6.25mm Dia. x 30mm FL, VIS-NIR Coating
#49-308
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
30.00
Back Focal Length BFL (mm)
28.43
Focal Length Tolerance (%)
±2
Radius R1 (mm)
18.11
Radius R2 (mm)
-13.51
Radius R3 (mm)
-39.29
Edge Thickness ET (mm)
2.80
Center Thickness CT 1 (mm)
2.30
Center Thickness CT 2 (mm)
0.90
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Exempt
Achromatic Lens 6.25mm Dia. x 30mm FL, VIS-NIR, Inked
#49-308-INK
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
30.00
Back Focal Length BFL (mm)
28.43
Focal Length Tolerance (%)
±2
Radius R1 (mm)
18.11
Radius R2 (mm)
-13.51
Radius R3 (mm)
-39.29
Edge Thickness ET (mm)
2.80
Center Thickness CT 1 (mm)
2.30
Center Thickness CT 2 (mm)
0.90
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Compliant
Achromatic Lens 6.25mm Dia. x 35mm FL, VIS-NIR Coating
#49-309
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
35.00
Back Focal Length BFL (mm)
33.59
Focal Length Tolerance (%)
±2
Radius R1 (mm)
23.14
Radius R2 (mm)
-14.51
Radius R3 (mm)
-38.86
Edge Thickness ET (mm)
2.86
Center Thickness CT 1 (mm)
2.30
Center Thickness CT 2 (mm)
0.90
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Exempt
Achromatic Lens 6.25mm Dia. x 35mm FL, VIS-NIR, Inked
#49-309-INK
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
35.00
Back Focal Length BFL (mm)
33.59
Focal Length Tolerance (%)
±2
Radius R1 (mm)
23.14
Radius R2 (mm)
-14.51
Radius R3 (mm)
-38.86
Edge Thickness ET (mm)
2.86
Center Thickness CT 1 (mm)
2.30
Center Thickness CT 2 (mm)
0.90
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Compliant
Achromatic Lens 6.25mm Dia. x 40mm FL, VIS-NIR Coating
#49-310
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
40.00
Back Focal Length BFL (mm)
38.46
Focal Length Tolerance (%)
±2
Radius R1 (mm)
25.05
Radius R2 (mm)
-17.27
Radius R3 (mm)
-49.33
Edge Thickness ET (mm)
3.01
Center Thickness CT 1 (mm)
2.30
Center Thickness CT 2 (mm)
1.00
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Exempt
Achromatic Lens 6.25mm Dia. x 40mm FL, VIS-NIR, Inked
#49-310-INK
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
40.00
Back Focal Length BFL (mm)
38.46
Focal Length Tolerance (%)
±2
Radius R1 (mm)
25.05
Radius R2 (mm)
-17.27
Radius R3 (mm)
-49.33
Edge Thickness ET (mm)
3.01
Center Thickness CT 1 (mm)
2.30
Center Thickness CT 2 (mm)
1.00
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Compliant
Achromatic Lens 6.25mm Dia. x 50mm FL, VIS-NIR Coating
#49-311
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
50.00
Back Focal Length BFL (mm)
48.61
Focal Length Tolerance (%)
±2
Radius R1 (mm)
30.77
Radius R2 (mm)
-22.05
Radius R3 (mm)
-64.60
Edge Thickness ET (mm)
2.76
Center Thickness CT 1 (mm)
2.00
Center Thickness CT 2 (mm)
1.00
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Exempt
Achromatic Lens 6.25mm Dia. x 50mm FL, VIS-NIR, Inked
#49-311-INK
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
50.00
Back Focal Length BFL (mm)
48.61
Focal Length Tolerance (%)
±2
Radius R1 (mm)
30.77
Radius R2 (mm)
-22.05
Radius R3 (mm)
-64.60
Edge Thickness ET (mm)
2.76
Center Thickness CT 1 (mm)
2.00
Center Thickness CT 2 (mm)
1.00
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Compliant
Achromatic Lens 6.25mm Dia. x 60mm FL, VIS-NIR Coating
#49-312
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
60.00
Back Focal Length BFL (mm)
58.46
Focal Length Tolerance (%)
±2
Radius R1 (mm)
37.16
Radius R2 (mm)
-26.28
Radius R3 (mm)
-76.48
Edge Thickness ET (mm)
3.11
Center Thickness CT 1 (mm)
2.30
Center Thickness CT 2 (mm)
1.00
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Exempt
Achromatic Lens 6.25mm Dia. x 60mm FL, VIS-NIR, Inked
#49-312-INK
Diameter (mm)
6.25
Diameter Tolerance (mm)
+0.0/-0.10
Clear Aperture CA (mm)
≥90% of Diameter
Effective Focal Length EFL (mm)
60.00
Back Focal Length BFL (mm)
58.46
Focal Length Tolerance (%)
±2
Radius R1 (mm)
37.16
Radius R2 (mm)
-26.28
Radius R3 (mm)
-76.48
Edge Thickness ET (mm)
3.11
Center Thickness CT 1 (mm)
2.30
Center Thickness CT 2 (mm)
1.00
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BK7/N-SF5
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Compliant
Achromatic Lens 9mm Dia. x 12mm FL, VIS-NIR Coating
#49-313
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)
8.33
Focal Length Tolerance (%)
±2
Radius R1 (mm)
8.37
Radius R2 (mm)
-7.01
Radius R3 (mm)
-26.18
Edge Thickness ET (mm)
5.30
Center Thickness CT 1 (mm)
5.00
Center Thickness CT 2 (mm)
2.00
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BaF10/N-SF57
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Exempt
Achromatic Lens 9mm Dia. x 12mm FL, VIS-NIR, Inked
#49-313-INK
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)
8.33
Focal Length Tolerance (%)
±2
Radius R1 (mm)
8.37
Radius R2 (mm)
-7.01
Radius R3 (mm)
-26.18
Edge Thickness ET (mm)
5.30
Center Thickness CT 1 (mm)
5.00
Center Thickness CT 2 (mm)
2.00
Center Thickness Tolerance (mm)
±0.2
Centering (arcminutes)
3-5
Surface Quality
40-20
Bevel
Max = 0.25mm x 45°
Substrate
N-BaF10/N-SF57
Coating
VIS-NIR, Rabs ≤0.25% @ 880nmavg ≤1.25% @ 400 - 870nmavg ≤1.25% @ 890 - 1000nm
RoHS
Exempt
VIS-NIR Coated Achromatic Lenses
View Legend
