The Olympus OM-10 is a 35mm SLR camera that was introduced in 1979. It is part of the Olympus OM series, which was known for its compact and lightweight design. The OM-10 features a manual exposure mode as well as an aperture-priority automatic exposure mode, making it suitable for both beginner and advanced photographers. It has a built-in light meter that provides accurate exposure readings. The camera uses interchangeable lenses, allowing photographers to choose the lens that best suits their needs. The OM-10 also has a self-timer and a hot shoe for attaching an external flash. Overall, the Olympus OM-10 is a reliable and versatile camera that is perfect for photographers of all skill levels.