Item # LAP5-0009-000-5220, Flatness and Surface Finish Wall Chart
Flatness and Surface Finish Wall Chart for use with optical flats and monochromatic lights. Provides operator instructions and guidelines for reading lightbands.
Poster also features guides to:
-Optical Flat use and maintenance
-Monochromatic light use and maintenance
-Lapping plate flatness guide
-Surface finish description
-Conversion Tables
