used but in top condition unfortunately no original packaging, I have used it on 300mm F4 Pro, 100-400mm mkii and the 150-600mm with good results The Olympus MC-14 M.Zuiko Pro 1.4x Teleconverter is a high-quality camera accessory designed for Olympus cameras. It features a maximum aperture of f/2.8 and is compatible with the Olympus M.Zuiko series. The teleconverter has a focal length of zoom, making it versatile for various photography needs. With auto focus capability and a compact design, this unit is a valuable addition to any photographer's gear collection.
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