Vixen A80Mf Porta II Telescope Type: refracting telescope Field of application: astrophotography, earth observation, moon, planets, nebulae, galaxies Focal ratio: f/11.4 Mount: Porta II Eyepiece diameter: 31.7 mm (1.25") Eyepieces: Plössl 20 mm, Plössl 6.3 mm (Included accessories) Finder telescope: 6x30 LED direction finder, illuminated (Included accessories) Zenith prism 31.7 mm (Included accessories) The legendary Vixen A80M-Porta Fraunhofer achromat has been delighting experienced observers for years with its high-performance "Made in Japan" optics. Impressively sharp diffraction images and a high-contrast image thanks to precisely manufactured inner tube apertures offer amazing image quality. Technical Specifications Range of application Range of use Deep sky observation Land observation Moon observation Planetary observation Lunar photography Planetary photography Target group Target group Beginners Advanced Product family Product Family Lens Telescope OPTICAL FEATURES Optical design Achromatic refractor Mirror/objective diameter 80 mm Focal length 910 mm Finder telescope 6 x 30 mm Mounting type Azimuthal GENERAL TECHNICAL DATA Material tripod3 Aluminum Color white Extended warranty after online registration* 5 years DIMENSIONS & WEIGHTS Eyepiece mount plug-in diameter 31.7 mm