IF I AM USING A SSTOP OF .1MM AND BASED ON YOUR RESPONSE I SHOULD SEE A OVERLAP OF .004 INCH FROM THE START OF THE RAW POINTS REPORTED TO THE LAST RAW POINT REPORTED. I DO NOT AND SEE A GAP OF .040 INCH IN THE REPORTED DATA. PLEASE SEE WHAT YOU GET ON A MACHINE UP THERE. I AM SCANNING AT A .025MM RATE SO I SHOULD NOT GET BASED THE START POINT AND I AM DOING THIS ON THE PC.