Cameras are electronic devices used to capture and store visual images. They come in various types including digital cameras, DSLRs, mirrorless cameras, and action cameras. Cameras are equipped with lenses that focus light onto a sensor to produce photographs or videos. They are essential tools for professional photographers, hobbyists, and everyday users looking to document moments and events. Some cameras offer advanced features like interchangeable lenses, manual settings, and image stabilization, while others are designed for simplicity and convenience. Whether used for photography, videography, security, or entertainment, cameras play a crucial role in capturing and preserving memories.