When the operator selects one desired {HEAD ~ measurement type} among {TAIL ~ a plurality} of measurement types in a selection window, there is displayed on the display, depending on the selected measurement type, graphical information about necessary optical parts which should be newly installed and installed optical parts which should be removed 
When the operator selects one desired { HEAD ~ measurement type } among { TAIL ~ a plurality } of measurement types in a selection window , there is displayed on the display , depending on the selected measurement type , graphical information about necessary optical parts which should be newly installed and installed optical parts which should be removed
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH