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25mm Dia. x -100mm FL, VIS 0°, Inked, Double-Concave Lens

Stock #47-919-INK
S$81.60
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Qty 1-9
S$81.60
Qty 10
S$73.28
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Diameter (mm):
25.00 ±0.025
Effective Focal Length EFL (mm):
-100.00
Back Focal Length BFL (mm):
-101.64
Coating:
VIS 0° (425-675nm)
Coating Specification:
Ravg ≤0.4% @ 425 - 675nm
Substrate:
Surface Quality:
40-20
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4
Clear Aperture CA (mm):
24.00
Center Thickness CT (mm):
5.00
Center Thickness Tolerance (mm):
±0.10
Centering (arcmin):
<1
Bevel:
Protective bevel as needed
Edge Thickness ET (mm):
6.43
f/#:
4.00
Focal Length Specification Wavelength (nm):
587.6
Focal Length Tolerance (%):
±1
Numerical Aperture NA:
0.13
Radius R1=-R2 (mm):
-104.20
Type:
Double-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

Double-Concave (DCV) Lenses have two inward curved surfaces and a negative focal length. They are used for image reduction and to spread light.

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