eo_logo

  • We have set your country/region to United States

    You can change this selection at any time, but products in your cart, saved lists, or quote may be removed if they are unavailable in the new shipping country/region.

    Select Your Country/Region

 
Products / Optics / Optical Lenses / Double-Concave Lenses / VIS-NIR Coated Double-Concave (DCV) Lenses
See all 26 Products in Family
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

12mm Dia. x -24mm FL, VIS-NIR Coated, Double-Concave Lens

×
Stock #48-701 Other Coating Options
×
- +
$43.00
Qty 1-9
$43.00
Qty 10+
$38.70
Volume Pricing
Request Quote
×
Get Product Downloads
Diameter (mm):
12.00 +0.0/-0.025
Effective Focal Length EFL (mm):
-24.00
Back Focal Length BFL (mm):
-24.65
Coating:
VIS-NIR (400-1000nm)
Coating Specification:
Rabs ≤0.25% @ 880nm
Ravg ≤1.25% @ 400 - 870nm
Ravg ≤1.25% @ 890 - 1000nm
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
N-BK7
Surface Quality:
40-20
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4
Clear Aperture CA (mm):
11.00
Center Thickness CT (mm):
2.00
Center Thickness Tolerance (mm):
±0.05
Centering (arcmin):
<1
Bevel:
Protective bevel as needed
Edge Thickness ET (mm):
3.31
f/#:
2.00
Focal Length Specification Wavelength (nm):
587.6
Focal Length Tolerance (%):
±1
Numerical Aperture NA:
0.25
Radius R1=-R2 (mm):
-25.14
Type:
Double-Concave Lens
Typical Energy Density Limit:
5 J/cm2 @ 532nm, 10ns
Wavelength Range (nm):
400 - 1000
Damage Threshold, By Design: Damage threshold for optical components varies by substrate material and coating. Click here to learn more about this specification.
5 J/cm2 @ 532nm, 10ns

Regulatory Compliance

RoHS 2015:
Compliant
×
Reach 224:
Compliant
×
Certificate of Conformance:
View
×

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.

Title  Type Compare Stock Number  Price Buy
25mm Cage 12mm Diameter Lens Mount Fixed #85-550 $39.00 Request Quote
12.0mm Optic Dia., Optic Mount Fixed #64-555 $41.00
Qty 10+ $36.90 Request Quote
  • In Stock
    ×
×