Features 1、Strong Compatibility: Suitable for E‑M1, E‑M1II, E‑M5, E‑M51II, E‑M10, E‑M10II, E‑M10III and for GH1, GH2, GH3, GH4, GH5, GH5S. 2、Wide Angle and Large Aperture: Optical APS‑C 17mm F1.4 lens uses 8 groups of 9 elements in an optical structure design, which is approximately equivalent to a full frame 25mm angle of 81°. 3、Lightweight Design: Small volume, travel shooting more portable. 17mm f1. Large aperture fixed focus wide angle lens, suitable for sceneries, humanities, portraits and other subjects. 4、Graded Aperture: Without looking at the lens to switch the aperture, you can also know what you want, and the photography is more comfortable. F1.4 aperture provides more light intake, and can take large pictures in low light environment. 5、Wide Range of Focal Lengths: Viewing angle under 17mm is about 81°. This angle is a wide angle. It avoids the exaggerated and difficult to control characteristics of ultra wide angle, making it easier for you to create scenery, architecture, humanities and other topics. Specification Item Type: 17mm F1.4 Cameras Lens Colour: Black Focal Length: 17mm/0.7in Lens Aperture Range: F1.4~f16 Frame: APS-C Filter Diameter: 40.5mm/1.6in Nearest Focus: 0.2m/0.7ft Viewing Angle: 81° Aperture Blade: 10 Pieces Bayonet: M4/3 Mount Focus Method: Manual Focus Optical Structure: 9 Elements in 8 Groups Material: Alloy + Optical Lens Weight: Approx.394g/13.9oz Lens Anti Shake Type: Without Anti Shake Shooting Scene: Landscape, Humanities, Portrait Applicable Camera: for GM1, GM5, GM7, GX1, GX7, GX8, GX85, GX9G, G1, G2, G3, G5, G6, G7, G9, GH1, GH2, GH3, GH4, GH5, GH5S, GF1, GF2, GF3, GF5 , GF6, GF7, GF8, GF9, GF10 and Other Cameras for Olympus: E-PM1, E-PM2, E-P1, E-P2, E-P3, E-P5, E-M1, E-M1II, E-M5, E-M51II, E-M10, E-M10II, E-M10III, E-PL1, E-PL2, E-PL3, E-PL5, E-PL6, E-PL7, E-PL8, E-PL9 and Other Cameras Package List 1 x Lens 1 x Manual