TY - CONF AU - Douglas Franzen AU - Gordon Day AU - B. Danielson AU - E. Kim C2 - Dig., 3rd Intl. Conf. Integrated Optics and Optical Fiber Comm., San Francisco, CA, USA DA - 1981-04-01 00:04:00 LA - en PB - Dig., 3rd Intl. Conf. Integrated Optics and Optical Fiber Comm., San Francisco, CA, USA PY - 1981 TI - Results of an Interlaboratory Measurement Comparison Among Fiber Manufacturers to Determine Attenuation Bandwidth and Numerical Aperture of Graded Index Optical Fibers ER -