auto chart projector

Projection distance: 2.5-6m
Projection magnification: 30X(in 5m refraction)
Projection size: 330*225mm ø275mm(in 5m refraction)
Numbers of charts: 33
Chart change-over: 1.1 frame
Numbers of masks: open1,horizontal line3,vertical line8,single isolation 21,r and g 1
Tilt range: 10° horizontally