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0.55 NA 2.75mm FL MgF2 Coated, Molded Aspheric Lens

Precision Molded Aspheric Lenses

Precision Molded Aspheric Lenses

Stock #66-925 Clearance
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$29.95 $14.98
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$29.95 $14.98
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Numerical Aperture NA:
0.55
Diameter (mm):
4.50 ±0.015
Effective Focal Length EFL (mm):
2.75
Focal Length Specification Wavelength (nm):
830
Focal Length Tolerance (%):
±1
Clear Aperture CA (mm):
3.60
Coating:
MgF2 (400-700nm)
Transmitted Wavefront Error (λ, RMS):
< 1.3
Surface Quality:
40-20
Operating Temperature (°C):
≤200
Center Thickness Tolerance (mm):
±0.04
Center Thickness CT (mm):
1.90
Working Distance (mm):
2.16
Edge Thickness ET (mm):
1.13
Magnification:
Infinite
Substrate:
Index of Refraction nd:
1.806
Abbe Number (vd):
40.79
Coating Specification:
Single Layer MgF2 @ 775nm
f/#:
0.91
Lightpath Lens Code:
355390
Type:
Aspheric Lens
Typical Applications:
Collimate or Focus Laser Light

Regulatory Compliance

RoHS:

Product Family Description

  • Eliminate Spherical Aberration
  • Multiple Coating Options Available
  • Range of Numerical Apertures

LightPath® Molded Aspheric Lenses are used to eliminate spherical aberration and improve focusing and collimating accuracy in a variety of laser applications. Low NA Precision Molded Aspheric Lenses are designed to maintain beam shape, while high NA lenses gather all available light to maintain beam power over long distances. LightPath® Molded Aspheric Lenses are ideal for applications including sighting systems, bar code scanners, laser diode-to-fiber coupling, optical data storage, or biomedical lasers.

Laser Optics

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