Designed for customer who mainly measures big diameter, long dimension crystal round plate and crystal bar, it has double working position.
Standard configuration: GA, GC angular instrument
1、One side can be used for measure 111,100 surface of 3-8inch crystal round plate and angle of crystal bar surface (110).
2、The other side is used for measure angle of crystal bar(111,100) surface which diameter of 5-8inch and length of 800mm.