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Business unit / dept.: Electro-Optic Materials

Short Wavepass Filter

Short Wavepass Filter

Short Wavepass Filters

Short wavepass filters are designed to achieve efficient separation of adjacent spectral bands. The cut-off edge of the filter may be located between 0.85 and 13 microns.

 

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Specifications

Tpeak

Typically >85%

Spectral - additional

Transmission
>70%
at wavelengths shorter than the cut-off edge. Extent of transmission region is typically in the ratio of 2:1
Attenuation
<0.1% outside passband
Edge Slopes
3%-5% typically

Environmental Properties

Adhesion

MIL-C-48497A, 08/09/1980, para 4.5.3.1

Adhesion Remark

Tape Test

Humidity

MIL-C-48497A, 08/09/1980, para 4.5.3.2

Humidity Remark

24Hrs, 49°C, 95-100% relative humidity

Abrasion

MIL-C-48497A, 08/09/1980, para 4.5.3.3

Abrasion Remark

Moderate, 50 strokes with a cheesecloth

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United Kingdom

Umicore Coating Services Ltd
Dundee
Electro-Optic Materials
T: +44 1382 833022
Kinnoull Street
DD2 3ED, Dundee