... control failure self-testing software 2-laser distance test and plumpt 3-custmizable road s PJK PTS-120R ... to make sure the coaxiality with sight axis and ranging axis. SpecificationModelAngle Measurement(Hz,V)MethodAbsolute ReadingMinimum Reading1 ... , handheld GPS, Rebound tester, laser vertical collimator, laser rangefinder, laser swinger, laser line marking, laser telescope rangefinder,etc. Now we ...