Use the X axis under the eyepiece to move the object to be measured on the platform and adjust the eyepiece "cross reference line" to the left side of the chip edge
Adjust the eyepiece "Cross Baseline" to the left of the edge of the chip after using the object to be measured on the X-axis mobile platform under the eyepiece
After moving the object on the platform with X-axis under the eyepiece, adjust the "cross reference line" of the eyepiece to the left side of the wafer edge<br>