@3DDave, thanks! I actually did see some and they do even some optical flat with ring shape (can exclude the crystal from the interferometry measurement but I didn't have much experience with it.
@Doug Hunter I went to check with some companies and the price range for such device is around 20k...
Hey everyone,
I am working as an electrical engineer and I need some mechanical advise on lapping.
The issue I am facing is that i need to lap a crystal bonded to a rod within a few micrometer of accuracy and I need to align the part (in the center) together with the frame of the jig in order...
