Re: [Emc-users] More on bed wear fix

2018-09-24 Thread Gregg Eshelman via Emc-users
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Re: [Emc-users] More on bed wear fix

2018-09-24 Thread Greg Bentzinger via Emc-users
Gene - Xray film exposed to light and processed makes for a very heavy filter. Perhaps a single dental xray would provide enough material. Also if you know anyone who processes there own 35mm. Pan X or Plus X and maybe even Tri-X B&W film - the leader area will be fully blacked out. Pan X would b

Re: [Emc-users] More on bed wear fix

2018-09-24 Thread Gene Heskett
On Monday 24 September 2018 09:55:45 Les Newell wrote: > Hi Gene, > > I'd take the lens off of the camera so the beam directly hits the > sensor. The laser beam is co-linear so you don't need to focus it and > a lens just introduces distortion. Everything else will just be an > even colour backgro

[Emc-users] Possibly useful for spotting fiducial marks

2018-09-24 Thread andy pugh
https://www.kickstarter.com/projects/1798207217/openmv-cam-h7-machine-vision-w-micropython There may be other uses, but for pick-and-place I can see this being useful. -- atp "A motorcycle is a bicycle with a pandemonium attachment and is designed for the especial use of mechanical geniuses, dar

Re: [Emc-users] More on bed wear fix

2018-09-24 Thread Les Newell
Hi Gene, I'd take the lens off of the camera so the beam directly hits the sensor. The laser beam is co-linear so you don't need to focus it and a lens just introduces distortion. Everything else will just be an even colour background so you should be able to fairly easily distinguish between