Filter, IR Long Pass 2.40μm, 25.0mm dia., Germanium

A Longpass filter designed for use with Sciencetech systems in the Infrared range.
Diameter (mm) 25.0
Diameter Tolerance (mm) +0.0 / -0.1
Thickness (mm) 1.0
Thickness Tolerance (mm) ±0.2
Clear Aperture (%) 90
Surface Accuracy (λ) 3 - 5
Surface Quality 60-40
Parallelism (arcminutes) <10
Transmission (%) >90
Transmission Wavelength (μm) 2.52 - 4.80
Optical Density OD >3.0
Cut-On Wavelength (μm) 2.40
Cut-On Wavelength Tolerance (μm) 0.09
Cut-On Tolerance (%) 5 of Peak Transmission
Slope Factor (%) <6
Substrate Germanium
Operating Temperature (°C) -62 to +71
RoHS Compliant

Please speak with your authorized Sciencetech technical sales staff for a full list of specifications.