Missing manual. (Manual available on Panasonic website)

This is a Panasonic Lumix G fisheye lens with 8mm focal length and F3.5 aperture. It is compatible with Panasonic cameras that use the Micro Four Thirds system. The lens has a unique fisheye effect that captures a wide field of view and produces circular distortion. It has a height, length, and width of 10 cm and is perfect for experimental and creative photography.