100-day warranty. Very good condition, minor cosmetic wear due to use. Works with 4/3 Mount NOT Micro 4/3. Lens is scratch and fungus free. Works as expected, see photos for more details. The Sigma 55–200mm f/4–5.6 DC (Four Thirds Mount) is a compact telephoto zoom lens designed for Four Thirds DSLR cameras. Covering an 110–400mm equivalent focal range, it’s ideal for wildlife, sports, and distant subjects. The lens features a lightweight design, smooth zoom operation, and multi-coated optics to reduce flare and improve contrast, making it a practical, affordable option for photographers needing extended reach in a portable package.