The Olympus OM-System E.Zuiko Auto-T 135mm f/3.5 lens is a classic telephoto prime lens known for its optical quality and compact design. The Olympus OM-System E.Zuiko Auto-T 135mm f/3.5 lens offers photographers a versatile telephoto option with good optical performance and a classic design. The "Auto-T" designation indicates that the lens features Olympus' proprietary coating, which helps reduce lens flare and ghosting while enhancing contrast and color fidelity. While it may not have all the bells and whistles of modern lenses, it remains a popular choice among enthusiasts and collectors alike.