As well as revealing that Comparex GmbH is now primarily a BASF company selling Hitachi IBM-plug-compatible processors rether than a 50-50 joint venture with Siemens selling Fujitsu machines as well (see front), the Mulheim company launched its 6385 Optical Storage System for 370 architecture mainframes, saying that it can store up to 178Gb of write once, read many times data. Up to four systems can be combined to form a string storing 712Gb, taking up a claimed half the floor space of equivalent IBM systems. Core technology for the drive comes from Philips. New optical channel extensions also allow channel attachmnet of peripherals up to two miles away. Comparex also revealed its first year operational figures, with a 1987 net profit of $24m on turnover of $487m. In the UK, the company now claims over 180 sites.