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9.0mm Diameter x -12 FL, NIR I, Inked, Plano-Concave Lens

Stock #49-522-INK
£37.83
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Qty 1-9
£37.83
Qty 10
£34.09
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Diameter (mm):
9.00 ±0.025
Effective Focal Length EFL (mm):
-12.00
Back Focal Length BFL (mm):
-13.26
Coating:
NIR I (600-1050nm)
Coating Specification:
Ravg ≤0.5% @ 600 - 1050nm
Substrate:
Surface Quality:
40-20
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4
Center Thickness CT (mm):
2.25
Center Thickness Tolerance (mm):
±0.05
Focal Length Tolerance (%):
±1
Focal Length Specification Wavelength (nm):
587.6
Centering (arcmin):
<1
Clear Aperture CA (mm):
8.1
Edge Thickness ET (mm):
3.24
Radius R1 (mm):
-9.42
f/#:
1.33
Numerical Aperture NA:
0.38
Bevel:
Protective bevel as needed
Type:
Plano-Concave Lens
Typical Energy Density Limit:
7 J/cm2 @ 1064nm, 10ns
Wavelength Range (nm):
600 - 1050

Regulatory Compliance

RoHS:

Product Family Description

  • AR Coated to Provide <0.5% Reflectance per Surface for 600 - 1050nm
  • Designed for 0° Angle of Incidence
  • Various Coating Options: Uncoated, MgF2, VIS 0°, VIS-NIR, and NIR II

Plano-Concave (PCV) lenses have one flat and one inward curved surface. PCV lenses have a negative focal length and are used for image reduction or to spread light.

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