Samyang SY75MFT-B 7.5mm f/3.5 Lens for Micro Four Thirds APERTURE RANGE-F3.5- 22 OPTICAL CONSTRUCTION-9 ELEMENTS IN 7 GROUPS (1 ASPHERICAL LENS) ANGLE OF VIEW-4/3" 180 DEGREE MINIMUM FOCUSING DISTANCE-3.54 INCHES Includes front and rear lens caps, lens pouch, instruction manual and 1 year Rokinon warranty