Background
Working on semiconductor capital equipment since the early 1990s firstly in the Northen Ireland Semicondiuctor Reasearch Centre, followed by 3 years with a Japanese manufacturer or electron microscopes then almost 10 years with a USA based manufacturer of CDSEM. Following the withdrawl from the CDSEM market of that company WJA Electron was formed to support the existing tool install base. The initial business supported Defect review SEM and CDSEM. That expended through a network of associates to support Dual beam FIB and laboratory SEM & TEM and additional specialist services such as Schottky emitter electron source refurbishment. Laterly the emphasis has returned to CDSEM support with increasing demand leading to the joint venture in Singapore in partnership with BOK-OPT