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18mm Dia. x 36mm FL, VIS-NIR, Inked, Double-Convex Lens

Stock #45-884-INK
€48.00
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Qty 1-9
€48.00
Qty 10-24
€43.20
Qty 25+
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Diameter (mm):
18.00
Back Focal Length BFL (mm):
34.59
Effective Focal Length EFL (mm):
36.00
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):
4.80
Center Thickness Tolerance (mm):
±0.1
Edge Thickness ET (mm):
2.55
Radius R1=-R2 (mm):
36.60
Clear Aperture CA (mm):
17.00
f/#:
2.00
Focal Length Tolerance (%):
±1
Numerical Aperture NA:
0.25
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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