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

25mm Dia., 0.66 NA, Uncoated, Calibration Grade Aspheric Lens

Calibration Grade Aspheric Lenses

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Stock #69-141 10 to 12 days
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Quantity Selector - Use the plus and minus buttons to adjust the quantity. +
₹39,585
Qty 1-5
₹39,585
Qty 6+
₹35,670
Volume Pricing
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Specifications

General

Type:
Aspheric Lens

Physical & Mechanical Properties

Diameter (mm):
25.00 +0.0/-0.1
Centering (arcmin):
≤1
Clear Aperture CA (mm):
22.00
Edge Thickness ET (mm):
1.63
Center Thickness CT (mm):
10.00
Bevel:
Protective bevel as needed
Shape of Back Surface:
Plano

Optical Properties

Effective Focal Length EFL (mm):
18.75 @ 587.6nm
Numerical Aperture NA:
0.66
Back Focal Length BFL (mm):
12.46
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Aspheric Design Wavelength (nm):
587.6
Coating:
Uncoated
Surface Quality:
20-10
f/#:
0.76
Wavelength Range (nm):
330 - 2400
Conjugate Distance:
Infinite
Asphere Figure Error, @ 632.8nm:
0.4λ RMS and 2λ PV
Power (diopters):
53.33

Regulatory Compliance

RoHS:
Certificate of Conformance:

Product Details

  • Complete Metrology Data Provided
  • Precision Grade Aspheric Surface
  • 0.66 and 0.50 NA Lenses

Our TECHSPEC® Calibration Grade Aspheric Lenses offer the ultimate in performance and precision available from an off-the-shelf polished aspheric lenses. Featuring improved aspheric surface figure, surface quality, and centering specification over our TECHSPEC® Aspheric lenses, these optical components are ideal for integration into R&D and OEM applications alike. With high numerical apertures, the lenses are ideal for improving the efficiency of low light level detection systems, or for applications requiring a compact optical path.

Each aspheric lens is serialized and provided with a complete metrology data package. The test data package includes a surface profile performed on our Taylor Hobson Talysurf Profilometer, an interferogram of the spherical surface, and tested values for diameter, center thickness, and centration. For custom designed calibration grade aspheric lenses, coating requirements, or volume pricing, please contact our Sales Department.

Technical Information

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