Edmund Optics® uses own and third party cookies to optimize the technical service features of our website. Find out how we use cookies.

  • My Account
  •   
See all 26 Products in Family

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

Stock #45-932-INK
€54.00
×
Qty 1-9
€54.00
Qty 10-24
€48.60
Qty 25+
Request a Quote
Diameter (mm):
25.00
Effective Focal Length EFL (mm):
-100.00
Back Focal Length BFL (mm):
-101.64
Coating:
VIS-NIR (400-1000nm)
Coating Specification:
Rabs ≤0.25% @ 880nm
Ravg ≤1.25% @ 400 - 870nm
Ravg ≤1.25% @ 890 - 1000nm
Substrate:
N-BK7
Surface Quality:
40-20
Clear Aperture CA (mm):
24.00
Center Thickness CT (mm):
5.00
Center Thickness Tolerance (mm):
±0.1
Centering (arcmin):
<1
Bevel:
Protective bevel as needed
Edge Thickness ET (mm):
6.43
f/#:
4.00
Focal Length Tolerance (%):
±1
Numerical Aperture NA:
0.13
Radius R1=-R2 (mm):
-104.20
Type:
Double-Concave Lens
Wavelength Range (nm):
400 - 1000
RoHS:

Product Family Description

  • AR Coated to Provide <1.25% Reflectance per Surface for 400 - 1000nm
  • <0.25% Reflectance @ 880nm
  • Designed for 0° Angle of Incidence
  • Various Coating Options: Uncoated, MgF2, VIS 0°, 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.

Need a Quote?

Edmund Optics Facebook Edmund Optics Twitter Edmund Optics YouTube Edmund Optics LinkedIn Edmund Optics Google+ Edmund Optics Instagram



×