Vixen Optics 39954 R130Sf Newtonian and Porta II Mount (White) Focal Length: 650mm; f/12.3 Coating: Multi Coating Finder Scope: 6x30mm Finder; Field of View 7 Degree Vertical and Horizontal Slow Motion: 120Tooth Wheel Gears whole circle movement; Friction control system Telescope Attachment: Dove Tail Plat R130Sf 5.12in f/5.0 Telescope 6x30 Finderscope, Finder Bracket and 1 1/4" Eyepiece Adapter Includes 2 eyepieces Features Vixen's Universal Dovetail Plate Porta II Mount with locking extension legs, accessory tray and flexible handle slow motion control.