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See all 48 Products in Family

TECHSPEC^® components are designed, specified, or manufactured by Edmund Optics. Learn More
6.0mm Diameter x -18 FL, NIR I Coated, Plano-Concave Lens

Stock #49-520

£28.48

Qty 1-9
£28.48

Qty 10
£25.67

Volume Pricing
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Code V Curves eDrawings: eprt IGES ISO PDF Drawings STEP: stp Zemax: zar Zemax: zmx

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Diameter (mm):

6.00 +0.0/-0.025

Effective Focal Length EFL (mm):

-18.00

Back Focal Length BFL (mm):

-19.32

Coating:

NIR I (600-1050nm)

Coating Specification:

R_avg ≤0.5% @ 600 - 1050nm

Substrate:

N-BK7

Surface Quality:

40-20

Power (P-V) @ 632.8nm:

1.5λ

Irregularity (P-V) @ 632.8nm:

λ/4

Center Thickness CT (mm):

2.00

Center Thickness Tolerance (mm):

±0.05

Focal Length Tolerance (%):

±1

Focal Length Specification Wavelength (nm):

587.6

Centering (arcmin):

Clear Aperture CA (mm):

5.4

Edge Thickness ET (mm):

2.40

Radius R₁ (mm):

-9.30

f/#:

3.00

Numerical Aperture NA:

0.17

Bevel:

Protective bevel as needed

Type:

Plano-Concave Lens

Typical Energy Density Limit:

7 J/cm² @ 1064nm, 10ns

Wavelength Range (nm):

600 - 1050

Regulatory Compliance

RoHS 2015:

Compliant

Reach 205:

Compliant

Product Family Description

AR Coated to Provide <0.5% Reflectance per Surface for 600 - 1050nm
Designed for 0° Angle of Incidence
Various Coating Options: Uncoated, MgF₂, VIS 0°, VIS-NIR, 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.