TY - GEN AU - Francis E Washer AU - Irvine C Gardner C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1973-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.SP.374 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1973 TI - Method for determining the resolving power of photographic lenses: ER -