The Olympus E Zuiko Auto-T 1:3.5 f=100mm lens is a high-quality telephoto lens designed for Olympus cameras. With a maximum aperture of f/3.5, this lens allows for capturing crisp and detailed images with a shallow depth of field. The manual focus feature gives photographers full control over their images, while the Olympus mount ensures compatibility and secure attachment to the camera body. With a focal length of 100mm, this lens is ideal for capturing portraits, wildlife, and architectural shots with great precision and clarity.