Search Videos

Video Gallery

Application: Negative Thermal Expansion Components for Thermal Focus Stability in optics
2:33
Application: Negative Thermal Expansion Components for Thermal Focus Stability in optics
In this video, Dr. James A. Monroe talks about how a simple change in [...]
Demos
48 views
Creating a Tailored Thermal Expansion Part 1 – Using ALLVAR Negative Thermal Expansion Alloys to create a target CTE.
11:23
Creating a Tailored Thermal Expansion Part 1 – Using ALLVAR Negative Thermal Expansion Alloys to create a target CTE.
This video will teach you how to create a tailored thermal expansion [...]
Allvar University - Learn About CTE
56 views
Creating a Tailored Thermal Expansion Part 2 – Tailored Expansion with Multi-Components
10:03
Creating a Tailored Thermal Expansion Part 2 – Tailored Expansion with Multi-Components
In this video, we talk about multiple component elements in a complex [...]
Allvar University - Learn About CTE
31 views
Creating a Tailored Thermal Expansion Part 3 -Tailoring Thermal Expansion to Achieve Zero Expansion with ALLVAR Alloys
13:07
Creating a Tailored Thermal Expansion Part 3 -Tailoring Thermal Expansion to Achieve Zero Expansion with ALLVAR Alloys
Pairing negative thermal expansion ALLVAR Alloys with material with [...]
Allvar University - Learn About CTE
37 views
CTE Part 1 – Average and Instantaneous Calculations
10:39
CTE Part 1 – Average and Instantaneous Calculations
CTE can be calculated in different ways. Learn the differences between [...]
Allvar University - Learn About CTE
26 views
CTE Part 2 – How to Choose Between Average or Instantaneous Calculations
CTE Part 2 – How to Choose Between Average or Instantaneous Calculations
In this video, you can learn the best methodology to choose when - and [...]
Allvar University - Learn About CTE
26 views
CTE Part 3 – Average and Instantaneous CTE in Some Real Materials
12:46
CTE Part 3 – Average and Instantaneous CTE in Some Real Materials
Allvar University - Learn About CTE
29 views
Deriving a Passive Athermalization Figure of Merit for Length Comparison
8:17
Deriving a Passive Athermalization Figure of Merit for Length Comparison
Infrared optic lens materials present a unique challenge to [...]
Allvar University - Learn About CTE
25 views
Dr. James A. Monroe Talks about SPIE AR/VR/MR
0:48
Dr. James A. Monroe Talks about SPIE AR/VR/MR
Watch ALLVAR Alloys discuss their involvement with the AR/VR/MR [...]
Meet the Team
20 views
Jeremy McAllister talks at SPIE AR/VR/MR
1:12
Jeremy McAllister talks at SPIE AR/VR/MR
Watch as ALLVAR Engineer Jeremy McAllister talks about why negative [...]
Meet the Team
27 views
Meet the ALLVAR Team
4:22
Meet the ALLVAR Team
Meet the folks that make things happen at ALLVAR Alloys - from the [...]
Meet the Team
34 views
Optics Part 1 -The Coefficient of Thermal Defocus
3:31
Optics Part 1 -The Coefficient of Thermal Defocus
In this video we will show you how the focal length of a lens changes [...]
Allvar University - Learn About CTE
49 views
Optics Part 2 – The Coefficient of Thermal Defocus on Real Materials
5:02
Optics Part 2 – The Coefficient of Thermal Defocus on Real Materials
Learn how temperature changes affect the focal length of a lens, and [...]
Allvar University - Learn About CTE
31 views
Passive Athermalization Solutions for Optical System Alignment
25:28
Passive Athermalization Solutions for Optical System Alignment
Our 25 minute webinar talks about how ALLVAR Alloys can provide [...]
Webinar
0 views
Reducing the length of athermal optics with ALLVAR Alloys
7:37
Reducing the length of athermal optics with ALLVAR Alloys
The choice of housing materials for athermalizing optics can [...]
Allvar University - Learn About CTE
32 views
Visual Comparison of Thermal Focal Shift in Common IR Optic Materials versus ALLVAR
1:01
Visual Comparison of Thermal Focal Shift in Common IR Optic Materials versus ALLVAR
In this video, a change in temperature is applied equally to Aluminum, [...]
Demos
53 views
Watch What A Negative Thermal Expansion Washer Can Do!
2:03
Watch What A Negative Thermal Expansion Washer Can Do!
In this video, two identical fastened loads are presented [...]
Demos
69 views