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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

12mm Dia. x -12mm FL, Uncoated, Double-Concave Lens

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Stock #32-988 Other Coating Options
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- +
₹2,550.00
Qty 1-9
₹2,550.00
Qty 10+
₹2,253.00
Volume Pricing
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Diameter (mm):
12.00 +0.0/-0.025
Effective Focal Length EFL (mm):
-12.00
Back Focal Length BFL (mm):
-12.81
Coating:
Uncoated
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
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):
3.00
Center Thickness Tolerance (mm):
±0.05
Centering (arcmin):
<1
Bevel:
Protective bevel as needed
Edge Thickness ET (mm):
4.71
f/#:
1.00
Focal Length Specification Wavelength (nm):
587.6
Focal Length Tolerance (%):
±1
Numerical Aperture NA:
0.50
Radius R1=-R2 (mm):
-19.47
Type:
Double-Concave Lens
Wavelength Range (nm):
400 - 2500

Regulatory Compliance

RoHS 2015:
Reach 219:

Product Family Description

  • Wavelength Range of 350-2200nm
  • Precision Diameter and Centration Tolerances Allow for Easy OEM Integration
  • Wide Variety of Diameters and Focal Lengths
  • Additional AR Coating Options Available: MgF2, VIS 0°, 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.

Technical Information

Technical Information

Compatible Mounts

Title  Type Compare Stock Number  Price Buy
12.0mm Optic Dia., Optic Mount Fixed #64-555 ₹3,230.00
Qty 10+ ₹2,907.00 Request Quote
  • 10 to 12 days
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