Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
Posted by
Simon Arthur
on 2005-08-22 10:38:43 UTC
According to the documentation, deviation over the span of 4 inches is
about 5-10 "mouse counts" at 2000 dpi sensing. This means roughly
0.0035" error over a 4" span.
Peter Reilley wrote:
about 5-10 "mouse counts" at 2000 dpi sensing. This means roughly
0.0035" error over a 4" span.
Peter Reilley wrote:
>I doubt that this would work very well in our applications.
>Laser mice operate by detecting the interference pattern
>produced by the laser light shining on an irregular surface.
>As the mouse moves the interference pattern moves.
>The amount of movement of the pattern relates to the
>amount of movement of the surface. The relationship is
>not necessarily linear. This is OK for a mouse but
>is useless for a CNC or DRO.
>
>For our applications it must be highly repeatable. The
>interference pattern is not repeatable in practical use.
>The interference pattern is sensitive to movement in
>all the X, Y and Y axes. Can you move in the X
>axis and have no movement in the Y or Z axis? Remember
>if you are off by a fraction of the wavelength of light
>in the Y or Z axis you have disturbed the X axis.
>
>There are laser interferometer DRO type devices but
>they operate completely differently. They also
>cost a lot more.
>
>Pete.
>
>
>
>
Discussion Thread
Howard Bailey
2005-08-21 14:40:00 UTC
Laser mouse based DRO
Matthew Glenn Shaver
2005-08-21 17:09:08 UTC
Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
Matthew Glenn Shaver
2005-08-21 17:14:50 UTC
Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
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2005-08-21 17:43:42 UTC
Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
R Rogers
2005-08-21 18:36:09 UTC
Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
Matthew Glenn Shaver
2005-08-21 20:13:01 UTC
Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
vrsculptor
2005-08-22 04:28:55 UTC
Re: Laser mouse based DRO
Matthew Glenn Shaver
2005-08-22 06:27:21 UTC
Re: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO
Peter Reilley
2005-08-22 06:53:55 UTC
Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
Howard Bailey
2005-08-22 07:06:37 UTC
Re: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO
Matthew Glenn Shaver
2005-08-22 07:20:31 UTC
Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
Peter Reilley
2005-08-22 09:28:51 UTC
Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
Simon Arthur
2005-08-22 10:38:43 UTC
Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
Matthew Glenn Shaver
2005-08-22 11:28:42 UTC
Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
Stephen Wille Padnos
2005-08-22 11:34:13 UTC
Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
Graham Stabler
2005-08-22 11:46:20 UTC
Re: Laser mouse based DRO
Peter Reilley
2005-08-22 12:05:25 UTC
Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
Stephen Wille Padnos
2005-08-22 12:21:23 UTC
Re: [CAD_CAM_EDM_DRO] Laser mouse based DRO
David Bloomfield
2005-08-22 19:05:34 UTC
Re: Laser mouse based DRO
turbulatordude
2005-08-23 12:08:05 UTC
Re: Laser mouse based DRO - Stand Alone ?
Art Eckstein
2005-08-23 12:30:19 UTC
Re: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
Alan Marconett
2005-08-23 12:50:22 UTC
RE: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
turbulatordude
2005-08-23 13:31:04 UTC
Re: Laser mouse based DRO - Stand Alone ?
Art Eckstein
2005-08-23 14:34:18 UTC
RE: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
Alan Marconett
2005-08-23 16:14:26 UTC
RE: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
Stephen Wille Padnos
2005-08-23 16:26:45 UTC
Re: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
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2005-08-23 17:18:02 UTC
RE: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
KM6VV
2005-08-23 17:51:57 UTC
Re: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
KM6VV
2005-08-23 18:01:25 UTC
Re: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
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2005-08-23 18:23:46 UTC
Re: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
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2005-08-23 18:28:51 UTC
Re: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone, PIC, USB
David A. Frantz
2005-08-23 20:14:54 UTC
Re: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
Stephen Wille Padnos
2005-08-23 21:26:26 UTC
Re: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
Stephen Wille Padnos
2005-08-23 21:32:21 UTC
Re: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
Andrey Lipavsky
2005-08-23 21:35:18 UTC
RE: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
Alan Marconett
2005-08-24 08:40:11 UTC
RE: [CAD_CAM_EDM_DRO] Re: Laser mouse based DRO - Stand Alone ?
turbulatordude
2005-08-24 10:32:08 UTC
Re: Laser mouse based DRO - Stand Alone ?