The OLYMPUS prime lens "M.ZUIKO DIGITAL 17mm F1.8" is a high-performance lens compatible with the Micro Four Thirds system. With a 34mm equivalent focal length in the 35mm format, it's ideal for snapshot photography and landscape photography. The lens is being sold with a protector attached. 【Key Features】 ・Bright F-value: The bright F1.8 aperture allows for shooting in low-light conditions and taking photos with beautiful background blur. ・Compact and Lightweight: With a total length of approximately 35.5mm and a weight of approximately 120g, it is small and lightweight, making it convenient to carry. 【Specifications】 ・Focal Length: 17mm (34mm equivalent in 35mm format) ・Lens Construction: 9 elements in 6 groups (including 3 aspherical lenses) ・Minimum Focusing Distance: 0.25m ・Maximum Magnification: 0.08x (0.16x equivalent in 35mm format) ・Filter Diameter: 46mm ・Number of Aperture Blades: 7 (circular aperture) ・Maximum Diameter: 57.5mm ・Total Length: 35.5mm ・Weight: Approximately 120g Olympus Model Name: M.ZUIKO DIGITAL 17mm F1.8 Maximum Aperture: 1.5〜2 Focal Length: 13〜18mm