2:02Use Fusion360 to make a solid model for holographic mask for examining an 8 inch telescope mirror.Dale Eason244 views·3 years ago
1:10simulating air flow from fan in back of telescope tube with baffles around mirrorDale Eason513 views·3 years ago
4:37Bath and mirror collimation. How to adjust the Bath interferometer components.Dale Eason676 views·3 years ago