Apparatus and method for measuring trench depth
Apparatus for measuring depth and gradient of trench in...
Depth measuring apparatus
Dimension measurement method, method of manufacturing...
Endpoint determination for recess etching to a precise depth
Internal and external measuring device
Measuring device
Method and apparatus for obtaining geometrical data relating...
Method of objectively evaluating a surface mark
Non-contact hole depth gage
Optical method of measuring trench depth
System and method for on-machine 3-D depth measurement