Quote Originally Posted by Pplug View Post
The laser tip we have is not designed that way. Ours is fixed in place and does not move up and down. That is good information on the ferrous metal height plate. I might make the body from al and the top from epoxied sheet steel. I ordered 4 of those sensors and they should be here in about 2 weeks. I also have to fabricate a means to hold one on the laser. If the height gauge works out then I might replace several of the other limit switches with these as well.
I know this post was a little outdated. But see what we have done so far. See our new RTAF (Real time auto focus)