Re: [CAD_CAM_EDM_DRO] Zillion line encoders

Bill Vance wrote:

>Howdy folks:
>
>Here's a little something to pump up your imaginations. :-)
>
>
>Mercury(tm) Encoders available in 20 Models.
>The new Mercury(tm) encoder family features:
>
>8.4mm tall sensor works in linear and rotary applications
>Linear resolutions to 5 nanometers C
>Rotary resolutions to 67.1 million CPR.
>Operating speeds up to 7.2 meters/second at full resolution.
>20 models available: programmable, digital, analog, vacuum compatible
>instrument-free alignment, and SmartSignal(tm) software.
>
> http://www.microesys.com/
>
>

These are interpolated analog sensors, and most likely use lasers,
too. I'll bet they are VERY expensive. Also, if you expect to get 50 nM
or finer resolution, the scale has to be accurate to that level. So, those
scales must be REALLY expensive.

Jon