a storage for storing a relationship between the measurement type and types of {HEAD ~ necessary optical parts} required for {TAIL ~ the measurement type} in connection with the plurality of the measurement types respectively 
required for
a storage for storing a relationship between the measurement type and types of { HEAD ~ necessary optical parts } required for { TAIL ~ the measurement type } in connection with the plurality of the measurement types respectively
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH