The UD-Series is an affordable series of roof-prism binoculars which feature a compact, lightweight sporty design for great portability, and provide a higher magnification than most other compact binoculars currently on the market. The UD 9×21, available in a choice of five body colours and the UD 10×21 have a minimum focusing distance of approximately three meters for a sharp view of close-range subjects and deliver a bright, clear view of the subject free of flare and ghost images.