This camera is part of Canon's EOS (Electro-Optical System) series, known for its innovative technology and user-friendly features. The EOS 620 offered advanced features for its time, including a high-speed autofocus system, multiple exposure modes (Program, Shutter Priority, Aperture Priority, and Manual), and a top shutter speed of 1/4000 sec. It was designed for enthusiasts and professionals seeking a balance of performance and versatility, marking a pivotal step in Canon's transition to autofocus technology.