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12.0mm Diameter x -15 FL, NIR I Coated, Plano-Concave Lens

Stock #49-526
£30.18
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Qty 1-9
£30.18
Qty 10
£27.16
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Diameter (mm):
12.00 +0.0/-0.025
Effective Focal Length EFL (mm):
-15.00
Back Focal Length BFL (mm):
-16.68
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):
3.00
Center Thickness Tolerance (mm):
±0.05
Focal Length Tolerance (%):
±1
Focal Length Specification Wavelength (nm):
587.6
Centering (arcmin):
<1
Clear Aperture CA (mm):
11.00
Edge Thickness ET (mm):
4.47
Radius R1 (mm):
-11.77
f/#:
1.25
Numerical Aperture NA:
0.40
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 2015:
REACH 201:

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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