Set Focus is refocussing in a different spot and failing to engrave

[rpegg]

I tend to think that being off 1/2" is not unusual and possibly even the norm. My measurement is taken 1/2" off the center of the Set Focus Marker even after the material height has been determined and the Preview image is perfect. If you are interested in reading how I tested it and seeing the pics…

Focus Marker shows where your Glowforge autofocused: 05/28/19 Latest Improvements

Again, it’s clear that folks still need a visual to understand what “approximate” means. On a very flat piece of material I used the Set Focus near the material center. Printed a target symbol. The outer circle is 0.5" in diameter. I again used the Set Focus tool at the exact center of the target as shown in the first picture. The second picture shows where the red laser spot measured the material height. [IMG_20190530_112151559] [Set%20Focus%20Accuracy] The placement is within th…