... cable, wire, pipe LDM-50XY dual axis glass tube laser diameter gauge is the high-accuracy survey installment that uses ... 002mm LDM-50XY dual axis glass tube laser diameter gauge (measuring head) 2. The performance indicatorsMeasurement: Laser scanningLaser: Visible red ... 2, Fuhan Garden, Xinbei District, Changzhou, Jiangsu, China P.C:213022 LDM-50XY dual axis glass tube laser diameter gauge