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  • Leading Global Supplier of Optical Filter Solutions

    Wide range of high performance custom optical filters
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    Letter from Iridian’s President George Laframboise Regarding COVID-19

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    Optical filters for free space telecommunication links

    Spectroscopic Filters

    Broadly speaking, these filters are used in optical systems based on Raman spectroscopy or laser-induced fluorescence.

    Telecom Filters

    High quality telecom filters at competitive prices to meet the ever increasing wireless and fiber-to-the-home traffic demand.


    Optical filter solutions for LIDAR applications

    Multi-Zone Filters (MZF)

    Iridian offers both assembled multi-zone filter arrays and patterned multi-zone optical filters to address these growing needs.

    Mid IR

    Iridian’s SWIR, MWIR and LWIR bandpass filters are designed to optimize detection of spectral emission lines.

    The Leader in Optical Filter Solutions

    Iridian was founded in 1998 and?It covers the entire spectrum from prototype development to volume production.?Over the decades. Iridian has?developed a high degree of automation in order to ensure high quality and low cost products. It has an unparalleled capability to produce both high volume commodity filters and custom thin film optical filters.

    Latest News

    Iridian Welcomes India’s FII to Its Distributor Network

    Iridian Welcomes India’s FII to Its Distributor Network

    Ottawa, Canada, Nov.30, 2020 Iridian Spectral Technologies, Ltd. (Iridian) is pleased to announce that it’s long standing Indian distributor for aerospace filters, Futuristic International Inc (FII), is now available to address any and all Indian optical filter...

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    Meet Iridian at LASER World of PHOTONICS 2021

    March 17 - March 19

    Iridian will be attending the Laser World of Photonics China event during March 17-19 at Shanghai New International Expo Center.

    We invite you to visit us at booth to discuss your various optical filter requirements. Our representative will work with you to find high quality and reliable technical solutions.

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