The Bresser Venus reflector is an all-time bestseller of telescopes. The combination of classical design and affordable prices makes this telescope a perfect starter. Its old altazimuth tripod illustrates the simplicity and allows the viewer to rotate the optical tube in all directions without any problems. Very easy to use, especially for beginners. Astro software and operating and assembly instructions in original box and packaging. Technical specifications and features: Product no. 45-41000 Article name Venus Optical design Newtonian Magnification 35 x-175 x Diameter primary mirror 76mm Focal length, focal ratio 700mm, f/9.2 Standard Eyepiece(s) H-20mm, H-12,5mm, SR-4mm Magnification with eyepiece 35x, 56x aned 175x 2x Barlow lens H-20mm: 70x H-12.5mm: 112x SR-4mm: 350x 1.5X erecting Lens 52.5x, 84x and 262.5x Tube Body Aluminum Materials lacquered, black Telescope Mounting Altazimuth Mount Accepts Eyepiece Barrel Ø 1.25" (31,7mm) Mounting Aluminum Resolving Power in arc seconds 1.55 Limiting Visual Stellar Magnitude (approx.) 11.5mag Recommended Maximum Visual Power 175x Optical Tube Dimensions (Ø x length) 12cm x 67cm View Finder Scope LED Viewfinder Hemispheres of Operation North and South Tripod Aluminum with accessory tray