Meet the ALLVAR Team
4:22
Meet the folks that make things happen at ALLVAR Alloys - from the [...]
18 views
Optics Part 1 -The Coefficient of Thermal Defocus
3:31
In this video we will show you how the focal length of a lens changes [...]
29 views
Optics Part 2 – The Coefficient of Thermal Defocus on Real Materials
5:02
Learn how temperature changes affect the focal length of a lens, and [...]
17 views
Passive Athermalization Solutions for Optical System Alignment
25:28
Our 25 minute webinar talks about how ALLVAR Alloys can provide [...]
0 views
The Length Effects of Materials
7:37
The choice of housing materials for athermalizing infrared optics can [...]
14 views
Visual Comparison of Thermal Focal Shift in Common IR Optic Materials versus ALLVAR
1:01
In this video, a change in temperature is applied equally to Aluminum, [...]
18 views
Watch What A Negative Thermal Expansion Washer Can Do!
2:03
In this video, two identical fastened loads are presented [...]
30 views

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