500mm f/6.3 Manual Focus Telephoto Mirror Lens For OLYMPUS PEN E-P1, E-P2, E-P3, E-P5, E, PL1, PL2, PL3, PL5, PL6, PL7, PM1, PM2, OM-D E-M1, E-M5, E-M10, MFT Compact System Cameras For OLYMPUS PEN E-P1, E-P2, E-P3, E-P5, E, PL1, PL2, PL3, PL5, PL6, PL7, PM1, PM2, OM-D E-M1, E-M5, E-M10, -- PANASONIC DMC G1, G2, G3, G5, G6, G10, GF1, GF2, GF3, GF5, GF6, GF7, GH1, GH2, GH3, GH4, GM1, GM5, GX1, GX7 MFT Compact System Cameras The 500mm f/6.3 Manual Focus Lens is a catadioptric mirror T-mount lens, precision manufactured in South Korea. Ultra-telephoto range in a compact, lightweight form with advanced reflex design White lens barrel helps prevent heat retention. -- Super Spectra lens coatings provide even light transmission and minimize flaring 7 Elements in 6 Groups. -- Aperture is fixed at f/6.3. -- Focuses to 6.1' (1.86 m)