The Discovery Adventures Telescope is the perfect way to study the stars and world around you. Set this up on a desk with a tripod or use it as a handheld telescope.This telescope features a 30mm objective lens for clear visuals and 30x magnification for exploring distant objects in fascinating detail. This set is great as a Christmas or birthday gift for astronomy beginners.. 30mm objective lens. Desktop tripod. Use as a handheld telescope. 30x magnification. Handheld dimensions (mm) H 140 W 395