Cesium IDCA / IDA
The Cesium family is a Commercial Off-The-Shelf (COTS) product line of integrated cryocoolers, space-qualified, and ready for deployment. Designed for both government and commercial missions, the Cesium platform supports a wide range of focal plane arrays (FPAs) from 1k to 8k, with standard support for 2k and 4k formats. The Cesium platform delivers scalable architecture compatible with Teledyne GeoSnap IR FPAs (and other FPAs), featuring patent-pending thermal isolator and cold window technology to boost signal-to-noise performance while reducing SWaP-C.
Designed for both lab and space use, it includes an integrated vacuum chamber for efficient ground testing. Its unified IDCA/FPA/FEE design streamlines the supply chain, cutting costs by over 50% compared to competitors and ensuring delivery in under six months. With precision passive alignment, dual-use EAR99 classification, and a flawless orbital track record, Cesium offers unmatched flexibility, reliability, and value.
Cesium: A Scalable, Space-Ready Imaging Platform Built for Performance and Affordability
Teledyne’s Cesium IDCA platform is a space-qualified, dual-use COTS solution engineered for unmatched flexibility and value. Supporting FPAs from 1k to 8k, it features a low-SWaP-C design, precision passive alignment, and a patent-pending thermal isolator for superior signal-to-noise performance. With integrated cold window optics and unified FPA/IDCA packaging, Cesium reduces supplier complexity, cuts typical costs by over 50%, and accelerates delivery–making it ideal for both commercial and defense missions.


Expertise in Demanding Delivery Schedules
Teledyne’s experienced teams and advanced simulation tools ensure reliable, on-time delivery for space missions. With fixed-price contracts and strong program oversight, they minimize risk, streamline execution, and consistently meet tight schedules.
Advanced Cold Window
Teledyne's patent-pending cold window design provides optimum performance in all testing and operating circumstances. The window protects the cold filter and enables ground cyro testing.

Model Finder
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CESIUM-IDACESIUM-IDA-4K |
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CESIUM-IDCACESIUM-IDCA-4K |
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Resources & Support
Below are assets shared by all models of this product family.
For model-specific assets, select an option in the Model Finder above.
Cesium Family of COTS Dual-Use Teledyne IDAs/IDCAs