Zoom SAG Scope 1)Zoom SAG Scope 2)magnification factor : 4 3)applicable angle iron for mounting :56~125 Zoom SAG Scopeapplication: to observe the sagging by means of the parallelogram method and different length method .can be mounted on the angle of tower of transmission line.magnification factor : 4applicable angle iron for mounting :∠56~125weight (kg):1.6 Zoom SAG Scope
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