Low Level Bombsight, Mark III use in October 1942. Coastal Command had priority on deliveries and only small numbers reached Bomber Command. The first examples arrived in May 1943 and were fit to Douglas Boston bombers of 2 Group. In 1944 the sight was trialled on the Avro Lancasters of No. 617 Squadron RAF, the Dambusters, who carried out a single low-level attack with them in late 1944. Most examples sent to Bomber Command equipped a small number of De Havilland Mosquito aircraft in No. 627 Squadron RAF (who normally operated as pathfinders) and No. 8 Group RAF (Pathfinder Force). The sight remained with Coastal
RAF Mount Pleasant the barracks, messes and recreational and welfare areas of the station, and was nicknamed the "Death Star Corridor" by personnel. Mount Pleasant was opened by Prince Andrew on 12 May 1985, becoming fully operational the following year. The station was constructed as part of British efforts to strengthen the defence of the Falkland Islands following the 1982 war with Argentine forces. It remains the newest purpose-built RAF station and replaced previous RAF facilities at Port Stanley Airport. RAF Mount Pleasant is the newest permanent airfield in the Royal Air Force. The RAF previously had a small airfield at Stanley airfield