Filter specs vs Functional specs – the pitfall of double margining
In designing a filter solution, the filter manufacturer takes the values requested by the user and adds additional design margin to account for both functional effects (such as wavelength shift due to angle variation, thermal induced wavelength shift, etc) and filter...How Premium GFFs Improve EDFA Performance And Optimize Module Design
Iridian’s premium GFFs deliver higher-level performance than traditional GFFs to meet stringent PPEF specifications, as well as provide additional functionality. By Xiaolun Zeng and Michelle Derouin, Iridian Spectral Technologies Gain flattening filters (GFFs), used...
MSH Systems to Represent Iridian at OPIE 2022
In April, Iridian will be represented by its Japanese distributor MSH Systems at this year’s OPIE ’22 event. This year’s OPIE ’22 event will take place between Wed. 20 April – Fri. 22 April, 2022 (10: 00 – 17: 00) at Pacifico Yokohama. We...Optical Filters for Remote Sensing: Live from SPIE DCS2022
In this video from SPIE DCS2022 Jason Palidwar (Product Group Manager – Aerospace and Specialty Optics) discusses Iridian’s optical filters for remote sensing including earth observation (EO), IR gas sensing, and LiDAR and how these filters provide “More Signal and Less Background” to our customers’ instruments and systems.

SPIE-DCS (Defense and Commercial Sensing)
Iridian will be attending the SPIE-DCS (Defense and Commercial Sensing) event in Orlando, FL from April 4 – 8; you can find us at booth #1517.
Filter Processing Technologist
The primary role of the Filter Processing Technologist is to perform measurements and analyses and to make decision based on these in the pursuit of filter processing. To apply for this job, click on the link below.
Filter Processing Dicing Technician
Iridian Spectral Technologies manufactures high performance optical filters for a range of applications including telecommunications, bioscience, spectroscopy, space and entertainment. The filters are deposited onto glass substrates and cut into shapes as needed. The Dicing Technician will operate the dicing saws used for precision cutting of filters with rectangular shapes.

OFC 2022
Iridian will be exhibiting at the OFC2022 event in San Diego (US) from March 8 to March 10, 2022 (booth #5627).

益瑞电总裁关于COVID-19的特别申明
作为供应链关键产品的制造商,益瑞电光谱技术公司 (Iridian Spectral Technologies) 已列入加拿大安大略省政府2020年3月23日发布的关键行业清单,并受命在此COVID-19疫情期间继续进行生产运营。
我们在现场保持了充足的原材料供应,并且也没有从我们的主要供应商处收到有关任何重大原材料供应中断的通知; 我们目前继续生产和交货。我们将竭诚为您提供最优质的滤光片。
Today’s Telecom Filters
Watch as Xiaolun Zeng (Product Group Manager – Telecom) describes the role optical filters play in telecom systems and recent advances in technology including “Skip” filters, Hybrid GFFs, and Multiband telecom filters.
SPIE Photonics West 会议
2022年1月22日
益瑞电将于 2022 年 1 月 22 日至 27 日在美国加利福尼亚州旧金山 Moscone 中心参加 SPIE Photonics West Conference(展位号 3239)。
我们邀请您参观我们的展位,讨论您的订制滤光片的需求。