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TECHSPEC 25mm Dia. x 40mm FL, NIR II Coated, Double-Convex Lens

Stock #67-650-INK
€49.50
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Qty 1-9
€49.50
Qty 10
€44.50
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Diameter (mm):
25.00 ±0.025
Back Focal Length BFL (mm):
38.21
Effective Focal Length EFL (mm):
40.00
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):
5.30
Center Thickness Tolerance (mm):
±0.10
Edge Thickness ET (mm):
1.34
Radius R1=-R2 (mm):
40.42
Clear Aperture CA (mm):
24.00
f/#:
1.6
Focal Length Specification Wavelength (nm):
587.6
Focal Length Tolerance (%):
±1.00
Numerical Aperture NA:
0.31
Type:
Double-Convex Lens
Typical Energy Density Limit:
8 J/cm2 @ 1064nm, 10ns
Wavelength Range (nm):
750 - 1550

Regulatory Compliance

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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