Leading Global Supplier of Optical Filter Solutions

Wide range of high performance custom optical filters

Hot Topic

Integrated Multifunction Filters Help Telecom Module Engineers Do More with Less

Explore the advantages of Iridian multifunction filters for telecom applications and their role in device miniaturization and performance.

CIOE 2025

Iridian will be visiting CIOE 2025, September 10-12, 2025. Please contact Yongbao Xin directly at yxin@idexcorp.com if you would like to book a meeting with us.

Please be advised that our previous email address, ***@iridian.ca, is no longer in use. Should you need to contact a specific individual at Iridian and are unaware of their updated email address, kindly reach out to us at istsales1@idexcorp.com for assistance.

Satcom

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.

LiDAR

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.

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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

IDEX Corporation Continues Strategic Capital Deployment with Agreement to Acquire Iridian Spectral Technologies

Apr 26, 2023

Northbrook, Illinois, (April 26, 2022) – IDEX Corporation (NYSE:IEX) today announced it has entered into a definitive agreement to acquire Iridian Spectral Technologies (“Iridian”) for cash consideration of 150 million Canadian dollars (“CAD”), subject to customary adjustments.

Iridian Launches New Website to Serve the Japanese Market

Apr 17, 2023

Iridian Spectral Technologies, Ltd. (Iridian) is pleased to announce the launch of our Japanese language version of our website www.iridian.jp.

Upcoming Events

CIOE 2025

Events

Iridian will be visiting CIOE 2025, September 10-12, 2025. Please contact Yongbao Xin directly at yxin@idexcorp.com if you would like to book a meeting with us.

Check Back Later for Future Events

Events

We are planning for new events and will publish them shortly, please check back later.