Opteka 85mm f/1.8 Manual Focus Aspherical Telephoto Lens for Panasonic DMC G9, GH5, GX850, G85, GX8, G7, GM5, GH4, GX7, GH3, GH1, Olympus Pen E-PL7, P5, PL5 and PM2 Micro Four Thirds Digital Cameras This is a manual lens. You can only use the lens in "M" manual exposure mode or "A" aperture-priority mode Designed to produce beautiful background blur, ideal for portraits and natural images 10 lens elements in 7 groups of high index, low-dispersion multi-coated HD optical glass All-metal body standard lens with f/1.8 maximum aperture and internal focus Lens hood, caps, pouch and 5 year warranty included