Galileo 1100x135 Dobsonian Telescope

Catalog description

Galileo 1100x135 Dobsonian Telescope, part number DIMI010, is a discontinued product from the 2007–2011 catalog. It was last listed at $269.99.

Introducing the Galileo DB-135 Dobsonian telescope! The Galileo Dobsonian telescope combines a large aperture telescope and ease of use at an affordable price. The easy to use Altitude / Azimuth Dobsonian base is so easy to use you will amaze yourself as well as friends and family the first night you use it. Plus not only will the Galileo Dobsonian telescope produce beautiful astronomical images it will also beautify your home. The sturdy Dobsonian base is delicately finished in cherry wood and skillfully carved to adorn your home with style and grace. The telescope itself is finished in Galileo's pearl white with cherry wood accents to compliment the cherry wood finished base. For beauty in the heavens and the earth there is no better choice than the Galileo Dobsonian!

The Galileo DB-135 optical tube assembly features a 1100mm focal length. The Primary mirror is a 135mm heavy duty mirror cell with push / pull collimation screws. The primary mirror is aluminized with Silicon Monoxide Quartz overcoat providing 92% reflectivity and a resolving power of .86 arc seconds. The secondary mirror has an obstruction of approximately 25% linear (approximately 6% of the total area). The optical tube assembly is diffraction limited at λ4 (1/4 wave in Sodium light). The focuser is a 2″ format metal helical rack and pinion focuser with a 2″ to 1¼″ adapter to enable the use of larger 2″ eyepieces. The finderscope is Galileo's CIR electronic finder which is similar in design to the Tel Rad finder. Included with the DB-160 are a 1¼″ 25mm Astroscopic eyepiece a 1¼″ 10mm Plössl eyepiece and a 3 element 3x Barlow. The 25mm is a 3 element fully color corrected modified Rank Kasspheric eyepiece with an apparent field of view of 52°. The 10mm Plössl eyepiece is a 4 element fully color corrected eyepiece with an apparent field of view of 52°.1100mm x 135mm Optical Tube AssemblyEasy to use Dobsonian mount in Handsome Cherry Wood FinishDiffraction limited Optical Tube Assembly (λ4)CIR Electronic FinderscopeLarge 2″ Metal Helical Rack & Pinion Focuser2″ to 1¼″ Adapter25mm Astroscopic Eyepiece10mm Plössl Eyepiece3 Element 3x BarlowGalileo Planetarium CD-ROM w/Instructional Telescope TutorialOne Year Warranty

• Dobsonian
• Goods
• Sporting
• Telescopes