Described is a high performance library range using 5.25' optical media and drives. There are three members in the family covering the range from 75 gigabytes to 1.3 terabytes. The largest unit, which stores over 1,000 cartridges in a footprint of 0.91 X 1.4 meters, can carry out 800 exchanges per hour. Applications are for inexpensive, near line high reliability storage of computer information.
Frank T. Connors,
"High-performance terabyte 5.25 inch optical disk library", Proc. SPIE 2093, Substance Identification Analytics, (1 February 1994); doi: 10.1117/12.172544; https://doi.org/10.1117/12.172544