3.26µm C2H4 NBP

3.26µm C2H4 NBP

C2H4 (Ethylene)

IR Narrow Bandpass Filters are designed to isolate a narrow region of the infrared spectrum between 0.85µm and 16µm and are used in a variety of applcations such as gas detection

Angle of Incidence


3.26µm ± 0.5%


170nm ± 17nm



Environmental Properties

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

Adhesion Remark

Tape Test


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

Humidity Remark

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


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

Abrasion Remark

Moderate, 50 strokes with a cheesecloth





Contact us for information or a quotation

Contact one of our locations

Umicore Coating Services Ltd

Kinnoull Street
DD2 3ED, Dundee
United Kingdom


      Umicore uses certain monitoring and tracking technologies such as cookies. These technologies are used in order to maintain, provide and improve our services on an ongoing basis, and in order to provide our web visitors with a better experience.

      By clicking on the "Accept all" button you agree to the use of these cookies while using the website. For further information regarding how we use cookies and other tracking technologies, please see section 10 of our website privacy notice

          Necessary cookies are essential and help you navigate our website. This helps to support security and basic functionality and are necessary for the proper operation of our website, so if you block these cookies we cannot guarantee your use or the security during your visit.

          Cookies that help us to understand the behaviour of users of our website. This allows us to continuously improve our website to provide the best information in support of our project aims. These cookies also help us understand the effectiveness of our website. For instance these cookies tell us which pages visitors go to most often and if they get error messages from web pages.

          Cookies that deliver content to you based on your interests, which are assumed from your browsing history. Most Targeting Cookies track users via their IP address and, thus, may collect some Personal Data. Personal Data collected by Targeting Cookies may be shared with third parties, such as advertisers.