IR Neutral Density Filter / IR-ND-20
It is an ND filter in the infrared wavelength range of 2 to 14 μm. A metal film is coated on the germanium substrate, and the transmittance of each is adjusted.
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Part Number
IR-ND-20
S$562.50
- The metal reflection coating provides an extremely smooth transmission characteristic from the 2μm to 14μm wavelengths.
- The substrate thickness is 1mm +/−0.2mm with no difference with the transmittance.
Catalog Code | W3622 |
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RoHS | Yes |
CE | No |
Guide |
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Attention |
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Surface Quality (Scratch-Dig) | MIL80-50 (80μm-500μm) |
Wavelength Range | 2 - 14μm |
Clear aperture | 90% of outer diameter |
Diameter φD | φ25mm |
Thickness | 1mm |
Material | germanium |
Transmittance | 20.0% |
Parallelism | <10' |