Video Library
Learn More About ALLVAR and Negative CTE
Add negative CTE to your design toolbelt! ALLVAR offers a wide range of educational videos on the principals of thermal expansion. Learn how these properties fit into the design of optical and mechanical systems. Want to see negative thermal expansion in use? Check out the demo videos to see ALLVAR Alloys in action.
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- Allvar University - Learn About CTE
- Demos
- Meet the Team
- NTE Spacers
- Ultra-Stable Struts
- Washers
- Webinar
Deriving a Passive Athermalization Figure of Merit for Length Comparison
Reducing the length of athermal optics with ALLVAR Alloys
Watch What A Negative Thermal Expansion Washer Can Do!
Visual Comparison of Thermal Focal Shift in Common IR Optic Materials versus ALLVAR
Application: Negative Thermal Expansion Components for Thermal Focus Stability in optics
Dr. James A. Monroe Talks about SPIE AR/VR/MR
Jeremy McAllister talks at SPIE AR/VR/MR
Meet the ALLVAR Team
Passive Athermalization Solutions for Optical System Alignment
Creating a Tailored Thermal Expansion Part 1 – Using ALLVAR Negative Thermal Expansion Alloys to create a target CTE.
Creating a Tailored Thermal Expansion Part 2 – Tailored Expansion with Multi-Components
CTE Part 2 – How to Choose Between Average or Instantaneous Calculations
CTE Part 1 – Average and Instantaneous Calculations
Creating a Tailored Thermal Expansion Part 3 -Tailoring Thermal Expansion to Achieve Zero Expansion with ALLVAR Alloys
Optics Part 1 -The Coefficient of Thermal Defocus
Optics Part 2 – The Coefficient of Thermal Defocus on Real Materials
