The Kepler 8x30 Optik Vintage Style Porro Prism Binoculars comes with an exceptional 8x magnification making it ideal for birding and observation of outdoor activities. Features BAK4 prisms to render true colour, bright and sharp images. 30mm objective lens gathers enough light to excel in dim light. Features: Kepler 8x30 Optik Vintage Style Porro Prism Binoculars