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50mm Dia. x 250mm FL, VIS-NIR, Inked, Double-Convex Lens

Stock #45-909-INK
S$117.60
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Qty 1-9
S$117.60
Qty 10-24
S$105.92
Qty 25+
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Diameter (mm):
50.00
Back Focal Length BFL (mm):
248.37
Effective Focal Length EFL (mm):
250.00
Coating:
VIS-NIR (400-1000nm)
Coating Specification:
Rabs ≤0.25% @ 880nm
Ravg ≤1.25% @ 400 - 870 nm
Ravg ≤1.25% @ 890 - 1000nm
Substrate:
N-BK7
Surface Quality:
40-20
Centering (arcmin):
<1
Bevel:
Protective bevel as needed
Center Thickness CT (mm):
4.93
Center Thickness Tolerance (mm):
±0.1
Edge Thickness ET (mm):
2.50
Radius R1=-R2 (mm):
257.57
Clear Aperture CA (mm):
49.00
f/#:
5.00
Focal Length Tolerance (%):
±1
Numerical Aperture NA:
0.10
Type:
Double-Convex Lens
Wavelength Range (nm):
400 - 1000
RoHS:

Product Family Description

Double-Convex (DCX) Lenses have two outward curved surfaces, a positive focal length and are useful for 1:1 imaging and in multi-element systems.

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