Thicknesses: 25.00mm, 25.12mm, 25.25mm, 25.37mm
Micrometer Size: 25-50mm
157-904 Mitutoyo 4-Piece Optical Parallel Set
The Mitutoyo 157-904 optical parallel set has the following specifications:
Parallelism check between measuring faces by means of interference fringe produced by an optical parallel.
The parallelism between the measuring faces can be determined as follows:
Mitutoyo Individual Optical Parallels and Optical Parallel Sets: