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TECHSPEC 9mm Diameter x -27 FL, VIS 0°, Inked, Plano-Concave Lens

Stock #48-270-INK
S$70.40
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Qty 1-9
S$70.40
Qty 10
S$63.36
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Diameter (mm):
9.00 ±0.025
Effective Focal Length EFL (mm):
-27.00
Back Focal Length BFL (mm):
-28.68
Coating:
VIS 0° (425-675nm)
Coating Specification:
Ravg ≤0.4% @ 425 - 675nm
Substrate:
N-SF11
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):
±0.1
Focal Length Tolerance (%):
±1
Focal Length Specification Wavelength (nm):
587.6
Centering (arcmin):
<1
Clear Aperture CA (mm):
8.1
Edge Thickness ET (mm):
3.42
Radius R1 (mm):
-21.19
f/#:
3.00
Numerical Aperture NA:
0.17
Bevel:
Protective bevel as needed
Type:
Plano-Concave Lens
Typical Energy Density Limit:
5 J/cm2 @ 532nm, 10ns
Wavelength Range (nm):
425 - 675

Regulatory Compliance

RoHS:

Product Family Description

  • AR Coated to Provide <0.4% Reflectance per Surface for 425 - 675nm
  • Designed for 0° Angle of Incidence
  • Various Coating Options: Uncoated, MgF2, VIS-NIR, NIR I, 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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