High Performance Infrared Optical Zoom Lens Assemblies

Providing Innovative and Affordable Lens Solutions for Thermal Imaging Applications in the MWIR and LWIR Wavebands


Teledyne FLIR offers multiple commercial-off-the-shelf mid-wave infrared (MWIR) and long wave infrared (LWIR) continuous zoom lens (CZ) assemblies as well as custom development for programs with stringent environmental and performance requirements.   All lens assemblies have near diffraction limited performance and include advanced features that ensure continuous focus through the zoom.  Download the guide to aid in thermal infrared lens selection or select one of the lens families below for more information.


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Formerly New England Optical Systems (NEOS) and now part of Teledyne FLIR, the world-class technical services team provides product support and can also develop new or customize existing lens assemblies for a camera, application, or mission. Designed to maximize infrared-camera performance, the CZ lens assemblies provide the competitive advantages required in the field and marketspace for a wide range of defense, security, and commercial applications.




  • Airborne and Ground Intelligence Reconnaissance & Surveillance (ISR)
  • Tracking and Targeting
  • Remote Weapon Station
  • Light Armored Vehicles (LAV)
  • Soldier Systems
  • Infrared Scene Projection


  • Border Surveillance
  • Perimeter Security
  • Search & Rescue
  • Navigation
  • Unmanned Aerial Vehicle (UAV) Systems


  • OEM Camera Lenses
  • Thermography
  • COTS Integrations
  • Aerospace and Astronomical


Knowledge Base

High Performance Continuous Zoom Lens Development for MWIR Imaging Systems

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Neutrino® Series High Performance and SWaP Mid-wavelength Infrared Camera & Continuous Zoom Lens Solutions

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Choosing a Camera

Choosing the Right Thermal Imager for Your Integrated Project

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12 Considerations for Thermal Infrared Camera Lens Selection

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