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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More
25mm Dia. x 25mm FL, 3-5μm Coated Germanium Meniscus Lens

Stock #87-961
€335,00
Cant. 1-5
€335,00
Cant. 6
€268,00
Precio por Volumen
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Back Focal Length BFL (mm):
23.34
Center Thickness CT (mm):
2.50
Center Thickness Tolerance (mm):
±0.10
Centering (arcmin):
<3
Clear Aperture (%):
90.00
Coating:
BBAR (3000-5000nm)
Coating Specification:
Ravg <3.0% @ 3 - 5μm
Diameter (mm):
25.00 +0.0/-0.1
Edge Thickness ET (mm):
1.3
Effective Focal Length EFL (mm):
25.00
f/#:
1.00
Focal Length Specification Wavelength (μm):
10.6
Numerical Aperture NA:
0.50
Radius R1 (mm):
28.32
Radius R2 (mm):
42.46
Substrate:
Germanium (Ge)
Surface Quality:
60-40
Type:
Meniscus Lens
Wavelength Range (μm):
3 - 5
Wavelength Range (nm):
3000 - 5000

Regulatory Compliance

Product Family Description

  • Wavelength Range of 2 - 16μm
  • Durable Design for Demanding Applications
  • Superior Spherical Correction

TECHSPEC® Germanium Meniscus Lenses are designed for demanding infrared applications including infrared imaging or surveillance, remote sensing, or infrared spectroscopy. TECHSPEC Germanium Meniscus Lenses offer superior spherical correction and smaller spot sizes than comparable focal length TECHSPEC Germanium PCX Lenses. These meniscus lenses are offered uncoated or anti-reflection coated for increased performance in the designated coating wavelength range.

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