TY - GEN AU - James Potzick C2 - Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD DA - 1997-01-01 LA - en PB - Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD PY - 1997 TI - Antireflecting-Chromium Linewidth Standard, SRM 473, for Calibration of Optical Microscope Linewidth Measuring System ER -