Reducing the length of athermal optics with ALLVAR Alloys
The choice of housing materials for athermalizing optics can drastically change the length and weight of the optic. This video uses a previously derived Figure
April 27, 2021
Watch What A Negative Thermal Expansion Washer Can Do!
In this video, two identical fastened loads are presented side-by-side. One is secured with a standard steel washer, while the other is secured with an
April 27, 2021
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, Ti-64, Invar-36 and ALLVAR Alloy 30. You’ll see the effect temperature changes have
April 27, 2021