This group includes components and systems that interact with light, converting electrical energy into light or vice versa, and managing optical signals in electronic applications. LEDs and Displays: Emit visible or infrared light for indication, illumination, or visual interfaces in devices. Photodetectors: Convert light signals into electrical signals, commonly used in sensors and communication systems. Laser Diodes: High-precision light sources for applications such as barcode scanners, fiber optics, and industrial equipment. Optical Components: Include lenses, prisms, and fiber optics for directing and managing light in optical systems. Infrared and UV Devices: Enable specialized applications like thermal sensing, UV curing, and remote control systems. These components are essential for a wide range of applications, from consumer electronics and industrial automation to telecommunications and medical devices.