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40mm Dia. x 80mm FL, NIR II Coated, Double-Convex Lens

Stock #33-424
€53,00
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Cant. 1-9
€53,00
Cant. 10-24
€47,70
Cant. 25+
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Diameter (mm):
40.00 +0.0/-0.025
Back Focal Length BFL (mm):
77.32
Effective Focal Length EFL (mm):
80.00
Coating:
NIR II (750-1550nm)
Coating Specification:
Rabs ≤1.5% @ 750 - 800nm
Rabs ≤1.0% @ 800 - 1550nm
Ravg ≤0.7% @ 750 - 1550nm
Substrate:
N-BK7
Surface Quality:
40-20
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4
Centering (arcmin):
<1
Center Thickness CT (mm):
8.00
Center Thickness Tolerance (mm):
±0.10
Edge Thickness ET (mm):
3.00
Radius R1=-R2 (mm):
81.3
Clear Aperture CA (mm):
39.00
f/#:
2.00
Focal Length Specification Wavelength (nm):
587.6
Focal Length Tolerance (%):
±1.00
Numerical Aperture NA:
0.25
Type:
Double-Convex Lens
Typical Energy Density Limit:
8 J/cm2 @ 1064nm, 10ns
Wavelength Range (nm):
750 - 1550

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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