The Sony DSLR cameras are digital single-lens reflex cameras designed for both amateur and professional photographers. They use a mirror mechanism to reflect light from the lens to an optical viewfinder, allowing users to see exactly what they are capturing. These cameras typically offer interchangeable lenses, manual controls, and advanced features like high-resolution sensors and fast autofocus systems. Sony's DSLR lineup includes various models that cater to different skill levels and photography needs. They are known for their image quality, low-light performance, and innovative technology, making them a popular choice among photography enthusiasts and professionals alike.