TY - GEN AU - R L Gallawa AU - G E Chamberlain AU - G W Day AU - D L Franzen AU - M Young C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1984-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.83-1691 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1984 TI - Measurement of multimode optical fiber attenuation ::an NBS special test service ER -