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

18.0mm Dia. x 36.0mm FL, MgF2 Coated, Plano-Convex Lens

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Stock #31-857 Other Coating Options
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C$47.93
Qty 1-9
C$47.93
Qty 10+
C$42.53
Volume Pricing
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Specifications

Diameter (mm):
18.00 +0.0/-0.025
Effective Focal Length EFL (mm):
36.00 @ 587.6nm
Back Focal Length BFL (mm):
33.65
Coating:
MgF2 (400-700nm)
Coating Specification:
Ravg ≤1.75% @ 400 - 700nm
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
Focal Length Tolerance (%):
±1
Centering (arcmin):
<1
Center Thickness CT (mm):
3.57 ±0.10
Edge Thickness ET (mm):
1.25
Radius R1 (mm):
18.62
Clear Aperture CA (mm):
17
f/#:
2
Numerical Aperture NA:
0.25
Type:
Plano-Convex Lens
Bevel:
Protective bevel as needed
Typical Energy Density Limit:
10 J/cm2 @ 532nm, 10ns
Wavelength Range (nm):
400 - 700

Regulatory Compliance

RoHS 2015:
Reach 219:

Learn More

Product Family Description

Plano-Convex (PCX) Lenses have a positive focal length, making them ideal for collecting and focusing light in imaging applications. They are also useful in a variety of applications involving emitters, detectors, lasers, and fiber optics. Coated versions have optimum light transmission. Available in a wide variety of diameters and focal lengths.

Technical Information

Compatible Mounts

Title  Type Compare Stock Number  Price Buy
18.0mm Optic Dia., Optic Mount Fixed #64-558 C$35.10
Qty 10+ C$31.59 Request Quote
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