ASTM-F2156 › Complete Document History
Standard Test Method for Measuring Optical Distortion in Transparent Parts Using Grid Line Slope

Complete Current Edition:
   2017 R22 EDITION - REAPPROVED IN 2022 - June 8, 2022

Obsolete Revision Information:
   2017 EDITION - Measuring Optical Distortion in Transparent Parts Using Grid - June 15, 2017
   2011 EDITION - Standard Test Method for Measuring Optical Distortion in Tra - Feb. 1, 2012
   2006 EDITION - MEASURING OPTICAL DISTORTION IN TRANSPARENT PARTS USING GRID - Nov. 1, 2006
   2001 EDITION - MEASURING OPTICAL DISTORTION IN TRANSPARENT PARTS USING GRID - Nov. 10, 2001