IET光电子学涵盖但不限于以下主题：光学和光电子材料；光源，包括发光二极管、激光器和照明设备；光学调制和多路复用；光纤、电缆和连接器；光学放大器；光电探测器和光接收器；光子集成电路；纳米光子学与光子晶体；光学信号处理；全息术；显示器。
IET Optoelectronics covers but is not limited to the following topics: Optical and optoelectronic materials; Light sources, including LEDs, lasers and devices for lighting; Optical modulation and multiplexing; Optical fibres, cables and connectors; Optical amplifiers; Photodetectors and optical receivers; Photonic integrated circuits; Nanophotonics and photonic crystals; Optical signal processing; Holography; Displays.