Leading Global Supplier of Optical Filter Solutions

Wide range of high performance custom optical filters

Hot Topic

How Compensating Gain Flattening Filters Improve PPEF Performance

How Compensating Gain Flattening Filters Improve PPEF Performance. Iridian’s premium compensating GFFs offer a means to better control PPEF using what is known as the multi-design compensating method.

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 27, 2023

IDEX Corporation Continues Strategic Capital Deployment with Agreement to Acquire Iridian Spectral Technologies, a Global Leader in Thin-film Dielectric Optical FiltersNorthbrook, Illinois, (April 26, 2022) – IDEX Corporation (NYSE:IEX) today announced it has entered...

Iridian Filters Chosen for Dragonfly Telescope

Jun 7, 2021

Ottawa, Canada, June 7, 2021 Iridian Spectral Technologies congratulates the team at the Dunlap Institute at the University of Toronto on securing nearly $2 million in support from the Canada Foundation for Innovation (CFI) for the development and expansion of their...

Iridian Announces New Optical Filters Designed for PCR Testing

Dec 14, 2020

Ottawa, Canada, Dec.14, 2020 In an effort to support the rapidly growing use of polymerase chain reaction (PCR) in rapid diagnosis of diseases such as COVID-19, Iridian Spectral Technologies has introduced a line of ultra performance optical filters specifically...

Upcoming Events

Meet Us at ICSO 2024

Please come to visit us at Booth #19 at this year’s ICSO event in France. Jason Palidwar from Iridian will be there to discuss your needs for optical filters.

Interopto 2024

Iridian will be exhibiting at the InterOpto 2024 event at Pacifico Yokohama in Yokohama, Japan. You are invited to visit our booth B-13 to discuss your optical filter needs.