• High-precision perfect transmission, aluminum-magnesium alloy ring body, fine copper bayonet does not wear the lens, the workmanship is very exquisite, closely and smoothly combined with the bayonet, maintain focus, play the macro function of the lens, and can be continuously closed center of gravity. • Compatible with Micro Four Thirds (M4/3) cameras: Panasonic Lumix G1, GH1, GF1, G10, G2, GH2, GF2, G3, GF3, GX1, GF5, G5, GH3, GF6, G6, GX7, GX80/GX85/GX7 Mark II, GM1, GH4, GM5, GF7, G7, GX8, G85/G80, DC-GH5, DC-G9; Olympus PEN E-P1, E-P2, E-PL1, E-PL1s, E-PL2, E-P3, E-PL3, E-PM1, E-PL5, E-PM2, E-P5, E-PL6, E-PL7, PEN-F, E-PL8; Olympus OM-D E-M5, E-M1, E-M10, E-M5 II, E-M10 Mark II, E-M1 Mark II, JVC GY-LS300 S35 mm Camcorder, DJI Zenmuse X5, Kodak Pixpro S-1, Blackmagic Pocket Cinema Ca