TY - GEN AU - A W Hartman AU - F W Rosberry AU - J Arol Simpson C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1973-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.73-104 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1973 TI - A non-contacting length comparator with 10 nanometer precision: ER -