By Bethany Wales British microscope maker Oxford Instruments said it will change its “overly complex” business structure after its profit fell, despite revenue growth. The London-listed firm reported revenue of £470.4m in the 12 months ending March 31, 2024, a nine per cent increase on the previous period due to increased demand for its analysis tools. However the firm’s pre-tax profit fell from £73.5m to £71.3m, which CEO Richard Tyson said was due to a decision to stop trading in some parts of China. He added: “We have rebalanced our positions in regional markets in the face of geopolitical …