UV Fused Silica Aspheric Lens 25mm Dia 0.50 NA, Uncoated
#48-536
$450.00
Diameter (mm)
25.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.50
Clear Aperture (%)
90
Aperture (f/#)
1.00
Effective Focal Length EFL (mm)
25.00
Back Focal Length BFL (mm)
18.31
Radius R (mm)
11.46
Center Thickness CT (mm)
9.75
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
1.75
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
Uncoated
RoHS
Compliant
UV Fused Silica Aspheric Lens 25mm Dia 0.50 NA, UV Coated
#49-695
$470.00
Diameter (mm)
25.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.50
Clear Aperture (%)
90
Aperture (f/#)
1.00
Effective Focal Length EFL (mm)
25.00
Back Focal Length BFL (mm)
18.315
Radius R (mm)
11.46
Center Thickness CT (mm)
9.75
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
1.75
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
UV-AR, Rabs ≤1.0% @ 250 - 425nm Ravg ≤0.75% @ 250 - 425nm R
RoHS
Compliant
UV Fused Silica Aspheric Lens 25mm Dia 0.50 NA, VIS Coated
#49-589
$470.00
Diameter (mm)
25.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.50
Clear Aperture (%)
90
Aperture (f/#)
1.00
Effective Focal Length EFL (mm)
25.00
Back Focal Length BFL (mm)
18.315
Radius R (mm)
11.46
Center Thickness CT (mm)
9.75
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
1.75
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
VIS 0°, Ravg ≤0.4% @ 425 - 675mn
RoHS
Compliant
UV Fused Silica Aspheric Lens 25mm Dia 0.50 NA, NIR Coated
#49-593
$470.00
Diameter (mm)
25.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.50
Clear Aperture (%)
90
Aperture (f/#)
1.00
Effective Focal Length EFL (mm)
25.00
Back Focal Length BFL (mm)
18.315
Radius R (mm)
11.46
Center Thickness CT (mm)
9.80
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
1.75
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
NIR I, Ravg ≤0.5% @ 600 - 1050nm
RoHS
Compliant
UV Fused Silica Aspheric Lens 25mm Dia 0.50 NA, UV-VIS Coated
#84-338
$470.00
Diameter (mm)
25.0
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.50
Clear Aperture (%)
90
Aperture (f/#)
1
Effective Focal Length EFL (mm)
25
Back Focal Length BFL (mm)
18.315
Radius R (mm)
11.46
Center Thickness CT (mm)
9.75
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
1.75
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
UV-VIS, Rabs ≤1.0% @ 350 - 450nm Ravg ≤1.5% @ 250 - 700nm
RoHS
Compliant
UV Fused Silica Aspheric Lens 25mm Dia 0.63 NA, Uncoated
#67-265
$450.00
Diameter (mm)
25.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.63
Clear Aperture (%)
90
Aperture (f/#)
0.80
Effective Focal Length EFL (mm)
20.00
Back Focal Length BFL (mm)
10.40
Radius R (mm)
9.17
Center Thickness CT (mm)
14.00
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
2.27
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
Uncoated
RoHS
Compliant
UV Fused Silica Aspheric Lens 25mm Dia 0.63 NA, UV Coated
#67-270
$470.00
Diameter (mm)
25.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.63
Clear Aperture (%)
90
Aperture (f/#)
0.8
Effective Focal Length EFL (mm)
20.00
Back Focal Length BFL (mm)
10.4
Radius R (mm)
9.17
Center Thickness CT (mm)
14.00
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
2.27
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
UV-AR, Rabs ≤1.0% @ 250 - 425nm Ravg ≤0.75% @ 250 - 425nm R
RoHS
Compliant
UV Fused Silica Aspheric Lens 25mm Dia 0.63 NA, VIS Coated
#67-275
$470.00
Diameter (mm)
25.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.63
Clear Aperture (%)
90
Aperture (f/#)
0.8
Effective Focal Length EFL (mm)
20.00
Back Focal Length BFL (mm)
10.4
Radius R (mm)
9.17
Center Thickness CT (mm)
14.00
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
2.27
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
VIS 0°, Ravg ≤0.4% @ 425 - 675mn Coated
RoHS
Compliant
UV Fused Silica Aspheric Lens 25mm Dia 0.63 NA, NIR Coated
#67-280
$470.00
Diameter (mm)
25.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.63
Clear Aperture (%)
90
Aperture (f/#)
0.8
Effective Focal Length EFL (mm)
20.00
Back Focal Length BFL (mm)
10.4
Radius R (mm)
9.17
Center Thickness CT (mm)
14.00
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
2.27
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
NIR I, Ravg ≤0.5% @ 600 - 1050nm
RoHS
Compliant
UV Fused Silica Aspheric Lens 25mm Dia 0.63 NA, UV-VIS Coated
#84-337
$470.00
Diameter (mm)
25.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.63
Clear Aperture (%)
90
Aperture (f/#)
0.8
Effective Focal Length EFL (mm)
20
Back Focal Length BFL (mm)
10.4
Radius R (mm)
9.17
Center Thickness CT (mm)
14
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
2.27
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
UV-VIS, Rabs ≤1.0% @ 350 - 450nm Ravg ≤1.5% @ 250 - 700nm
RoHS
Compliant
UV Fused Silica Aspheric Lens 50mm Dia 0.42 NA, Uncoated
#67-268
$650.00
Diameter (mm)
50.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.42
Clear Aperture (%)
90
Aperture (f/#)
1.2
Effective Focal Length EFL (mm)
60.00
Back Focal Length BFL (mm)
48.34
Radius R (mm)
27.51
Center Thickness CT (mm)
17.00
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
4.42
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
Uncoated
RoHS
Compliant
UV Fused Silica Aspheric Lens 50mm Dia 0.42 NA, UV Coated
#67-273
$690.00
Diameter (mm)
50.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.42
Clear Aperture (%)
90
Aperture (f/#)
1.2
Effective Focal Length EFL (mm)
60.00
Back Focal Length BFL (mm)
48.34
Radius R (mm)
27.508
Center Thickness CT (mm)
17.00
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
4.42
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
UV-AR, Rabs ≤1.0% @ 250 - 425nm Ravg ≤0.75% @ 250 - 425nm R
RoHS
Compliant
UV Fused Silica Aspheric Lens 50mm Dia 0.42 NA, VIS Coated
#67-278
$690.00
Diameter (mm)
50.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.42
Clear Aperture (%)
90
Aperture (f/#)
1.2
Effective Focal Length EFL (mm)
60.00
Back Focal Length BFL (mm)
48.34
Radius R (mm)
27.508
Center Thickness CT (mm)
17.00
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
4.42
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
VIS 0°, Ravg ≤0.4% @ 425 - 675mn Coated
RoHS
Compliant
UV Fused Silica Aspheric Lens 50mm Dia 0.42 NA, NIR Coated
#67-283
$690.00
Diameter (mm)
50.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.42
Clear Aperture (%)
90
Aperture (f/#)
1.2
Effective Focal Length EFL (mm)
60.00
Back Focal Length BFL (mm)
48.34
Radius R (mm)
27.508
Center Thickness CT (mm)
17.00
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
4.42
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
NIR I, Ravg ≤0.5% @ 600 - 1050nm
RoHS
Compliant
UV Fused Silica Aspheric Lens 50mm Dia 0.42 NA, UV-VIS Coated
#84-342
$690.00
Diameter (mm)
50.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.42
Clear Aperture (%)
90
Aperture (f/#)
1.2
Effective Focal Length EFL (mm)
60
Back Focal Length BFL (mm)
48.34
Radius R (mm)
27.508
Center Thickness CT (mm)
17
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
4.42
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
UV-VIS, Rabs ≤1.0% @ 350 - 450nm Ravg ≤1.5% @ 250 - 700nm
RoHS
Compliant
UV Fused Silica Aspheric Lens 50mm Dia 0.50 NA, Uncoated
#67-267
$650.00
Diameter (mm)
50.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.50
Clear Aperture (%)
90
Aperture (f/#)
1
Effective Focal Length EFL (mm)
50.00
Back Focal Length BFL (mm)
36.63
Radius R (mm)
22.92
Center Thickness CT (mm)
19.50
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
3.49
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
Uncoated
RoHS
Compliant
UV Fused Silica Aspheric Lens 50mm Dia 0.50 NA, UV Coated
#67-272
$690.00
Diameter (mm)
50.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.50
Clear Aperture (%)
90
Aperture (f/#)
1
Effective Focal Length EFL (mm)
50.00
Back Focal Length BFL (mm)
36.63
Radius R (mm)
22.923
Center Thickness CT (mm)
19.50
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
3.49
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
UV-AR, Rabs ≤1.0% @ 250 - 425nm Ravg ≤0.75% @ 250 - 425nm R
RoHS
Compliant
UV Fused Silica Aspheric Lens 50mm Dia 0.50 NA, VIS Coated
#67-277
$690.00
Diameter (mm)
50.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.50
Clear Aperture (%)
90
Aperture (f/#)
1
Effective Focal Length EFL (mm)
50.00
Back Focal Length BFL (mm)
36.63
Radius R (mm)
22.923
Center Thickness CT (mm)
19.50
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
3.49
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
VIS 0°, Ravg ≤0.4% @ 425 - 675mn Coated
RoHS
Compliant
UV Fused Silica Aspheric Lens 50mm Dia 0.50 NA, NIR Coated
#67-282
$690.00
Diameter (mm)
50.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.50
Clear Aperture (%)
90
Aperture (f/#)
1
Effective Focal Length EFL (mm)
50.00
Back Focal Length BFL (mm)
36.63
Radius R (mm)
22.923
Center Thickness CT (mm)
19.50
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
3.49
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
NIR I, Ravg ≤0.5% @ 600 - 1050nm
RoHS
Compliant
UV Fused Silica Aspheric Lens 50mm Dia 0.50 NA, UV-VIS Coated
#84-341
$690.00
Diameter (mm)
50.00
Diameter Tolerance (mm)
+0.0/-0.1
Numerical Aperture NA
0.50
Clear Aperture (%)
90
Aperture (f/#)
1
Effective Focal Length EFL (mm)
50
Back Focal Length BFL (mm)
36.63
Radius R (mm)
22.923
Center Thickness CT (mm)
19.5
Center Thickness Tolerance (mm)
±0.1
Edge Thickness ET (mm)
3.49
Centering (arcminutes)
3 - 5
Surface Accuracy, RMS (μm)
0.75
Surface Quality
60-40
Substrate
UV Grade Fused Silica
Coating
UV-VIS, Rabs ≤1.0% @ 350 - 450nm Ravg ≤1.5% @ 250 - 700nm
RoHS
Compliant