Profile Projector Optical Comparatorent 1.Accuracy:0.003mm 2.300mm screem 3.With DC-3000 data processor 4.10 years' factory Profile Projector Optical Comparator CPJ-3015Usages:1.Profile projector is mainly used for the measurement of the mechanical parts of the length, angle, contour and surface shape.2.It is widely used in meter, electron, aerospace machinery, light industry, college, research ...