Cliff,NIST took less than a month for the calibration and provided two copies of the certificate.They also provide Youngs Modulus, the weight per unit...

Mason and Dixon "survey report"As Robert said, Mason and Dixon published an excellent article in The Philosophical Transactions of the Royal Society.H...

I'd like to put it in pocket excel and have it in the data collector in the field.CAD time around here is at a premium.

Three cells to convert Lat/LongOne for the zone code and one each for north and east.Easiest bugger ever.Try this...

OK, maybe you're correct on precision. I'm not trying to be difficult here, but could you explain what you mean. Have I misunderstood something from...

Because with the N3 I expect to achieve +/- 0.02mm per run.The best total station is 1mm +/- 1ppm.And you still have to connect from the benches at ea...

Those statements are taken directly from Wild Heerbrugg/Leica technical data sheets.Leica NA2 Technical Data;Wild Heerbrugg N3 Technical Data;Wild Hee...