For gazing wide and bright field of view, and faint objects like nebulae and star clustersFeaturing excellent rigidity, stability, and portability, the popular PORTA II altazimuth mount with superior 130mm aperture Newtonian reflector outperforms in viewing faint celestial objects like nebulae and star clusters.This fine optical instrument comes configured with mounting rings, a dovetail plate, and a 6x30 finder with a bracket and shoe. Two 1.25 Inch eyepieces are also included - 1 PL 6mm, and a PL 20mm.Specifications:Model: VX39954- Optical Design: Newtonian reflector- Aperture: 130mm- Focal Length: 650mm- Focal Ratio: f/5- Eyepiece Barrel Diameter: 42 mm - comes with adapter for 1.25 Inch eyepieces- Resolving Power: Rayleigh - 0.89- Finder scope: 6 x 30- Mount Type: Porta II altazimuth- Optical Tube Dimensions: 16.0 x 57.2 cm- Weight (OTA Only): 4.1 kgIn the Box:- Vixen Optics R130Sf Telescope with Porta II Mount- Porta II Mount with Tripod- 20mm Eyepiece- 6.0mm Eyepiece- 6x30 Finder scope w/bracket and shoe- 1.25 Inch Eyepiece Adapter- Tube Rings with 155mm Inner Diameter- Dovetail Tube Plate