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

12.0mm Diameter x -15 FL, MgF₂ Coated, Plano-Concave Lens

Stock #48-685

$30.50

Qty 1-9
$30.50

Qty 10
$27.50

Volume Pricing
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Code V Curve eDrawing: eprt IGES ISO PDF Drawing STEP: stp Zemax: zar Zemax: zmx

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Diameter (mm):

12.00 +0.0/-0.025

Effective Focal Length EFL (mm):

-15.00

Back Focal Length BFL (mm):

-16.68

Coating:

MgF₂ (400-700nm)

Coating Specification:

R_avg ≤1.75% @ 400 - 700nm

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):

±0.05

Focal Length Tolerance (%):

±1

Focal Length Specification Wavelength (nm):

587.6

Centering (arcmin):

Clear Aperture CA (mm):

11.00

Edge Thickness ET (mm):

4.47

Radius R₁ (mm):

-11.77

f/#:

1.25

Numerical Aperture NA:

0.40

Bevel:

Protective bevel as needed

Type:

Plano-Concave Lens

Typical Energy Density Limit:

10 J/cm² @ 532nm, 10ns

Wavelength Range (nm):

400 - 700

Regulatory Compliance

RoHS 2015:

Compliant

REACH 201:

Compliant

Product Family Description

AR Coated to Provide <1.75% Reflectance per Surface for 400 - 700nm
Designed for 0° Angle of Incidence
Various Coating Options: Uncoated, VIS 0°, 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.