... .Resolution:1um,5um,10um,0.1um,0.2um,0.5um 3.Power supply:+5v,+12v,+24v,36V Linear scale when used in conjunction ... equipment used for high accuracy inspection & measurement.Our company is the earliest national professinal manufacturer of linear scale in china and offers ... : TTL,EIA-422-A(RS-422),~1VPPResolution:1um,5um,0.5um0.1um,0.2um,10umEnvironment temperature:-10~45 humidity:<=90%working speed ...