BT PLRF25C User Manual Brandname: Vectronix Category: Measuring Instruments Total Pages: 64 Table of contents GeneralInformation2Contents4SafetyNotices7CareandCleaning11TechnicalData13GettingStarted17ChangingTheBattery18DiopterAdjustment19Reticle20GeneralOperations21OverviewMenu23MeasurementFunctions24MultipleObjectMeasurement27DistanceGate29CompassCalibration30CalibrationInstructions31PerformCompassCalibration32Results33Declination342S36Settings37ChangeSettings38Built-In-Test40SetDefaultSettings42Troubleshooting43