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Home Telescopes Optical Tube Assemblies SkyWatcher Optical Tubes SkyWatcher K100 4 Inch F10 Klevtsov-Cassegrain OTA
The compact and powerful K100 Klevtsov-Cassegrain optical system is an interesting catadioptric design that utilises both primary and secondary mirrors and a sub-aperture correcting lens that effectively folds the telescope's long focal length into a telescope of relatively compact dimensions, ideal for the observation of double-stars, the surface detail of the Moon and bright planets. The telescope is equipped with a friction driven focuser with dual focus knobs (patent pending design) which moves the primary mirror to achieve focus. In addition there is an immensely helpful focus distance indicator scale that shows the position the focuser needs to be to view objects at distances of 8m, 14m and infinity. This focuser design truly enables rapid focusing to be achieved with the minimum of fuss. Capture celestial images with your smartphone with the supplied Smartphone Camera Adaptor!Fitted with a standard dovetail (45mm) that fits most telescope mounts as well as a 1/4 thread fitting photo type tripodsProduct Features:Magnifications (with optics supplied): x50 & x100Highest Practical Power (Potential): x200Diameter of Primary Mirror: 100mmPrimary & Secondary mirrors with Radiant Aluminum Quartz (RAQ) coating providing up to 94% reflectivity with optimal durability and long term performanceTelescope Focal Length: 1000mm (f/10)Eyepieces Supplied (1.25"): 10mm & 20mm Photo/Visual5x24 FinderUniversal Smartphone Adaptor (will fit smartphones with width between 54-90mm)90° Star Diagonal (1.25)45mm Side-Mounted Dovetail Bar with 1/4-20 Tripod ThreadsFocus Distance Indicator for quick and easy focusingOTA Length: 363mmOTA Weight: 1680g (with accessories)
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