Sky-Watcher Flextube 250 Dobsonian 10-inch Collapsible Large Aperture Telescope – Portable, Easy to Use, Perfect for Beginners, White/Black (S11720)




Worth: $1,020.00
(as of Dec 11,2022 14:51:18 UTC – Particulars)

For years, Dobsonian telescopes have offered astronomers with probably the most bang for his or her buck utilizing a big aperture and easy design. Viewing with a big aperture can present a stellar expertise, nonetheless the dimensions of huge reflector telescopes can pose issues for customers trying to both retailer or transport their telescope from one location to a different. The Sky-Watcher Collapsible Dobsonian solves this downside with a novel collapsible design utilizing three retractable metal struts, permitting for simple storage and transit. Transport Anyplace, Anytime Dobsonians are recognized for giving customers a big aperture reflecting telescope at a low worth, nonetheless they typically lack portability. Sky-Watcher has innovated this traditional telescope design by integrating a collapsible tube system, addressing customers’ portability considerations. Sky-Watcher Collapsible Dobsonians characteristic a strut system rigorously designed to ease setup time within the subject whereas delivering constant optical efficiency. Every strut has preset indentations which place the optics in the identical place time after time, sustaining collimation. In contrast to Dobsonians utilizing a truss-tube system, Sky-Watcher’s Collapsible Dobsonian doesn’t should be disassembled. The strut system is comprised of three 1” metal poles, becoming a member of the underside and high portion of the optical tube. When prolonged, three chrome locking screws maintain the instrument in place. In contrast to truss tube Dobsonians, Sky-Watcher’s Collapsible Dobsonian holds collimation extraordinarily effectively, forgoing the necessity to collimate every time it’s used. The retracting design can shorten the optical tube as much as 36%, making storage and transit a lot simpler. Borosilicate? Gesundheit! On the coronary heart of any Sky-Watcher telescope are observatory-grade optical elements. The Collapsible Dobsonian isn’t any exception, utilizing elements that yield distinctive distinction, 94% reflectivity and minimal vignetting. Mirrors are constructed with borosilicate glass, then coated with quartz, titanium and silicon dioxide to make sure an unparalleled viewing expertise. Combining these very good optics with a big Dobsonian aperture helps make sure you’ll have shiny, daring views of faint deep sky objects. To make sure Sky-Watcher Dobsonians stay simple to make use of, all Collapsible Dobsonians embrace a mount base that’s so clean, it may be rotated with the push of a finger. 8” and 10” fashions come full with Teflon bearings, whereas the bigger 12”, 14” and 16” fashions use metal needle bearings to make sure clean and straightforward motion. Upgraded Professional Fashions Sky-Watcher’s 14” and 16” Collapsible Dobsonian Professional fashions supply just a few extra upgrades. Professional fashions additionally use a conical parabolic mirror to assist cut back the load of the first and for sooner cool-down time. Moreover, a ten:1 dual-speed Crayford-style focuser provides customers a extra exact methodology for focusing and needle bearings produce smoother, quieter motion. Professional fashions additionally embrace Sky-Watcher’s premiere collapsible mount which makes use of an easy-breakdown base for enhanced portability. Usually, these bigger aperture scopes can be extraordinarily tough to move however with Sky-Watcher’s progressive design these telescopes can be utilized anyplace. Equipment and Extra At Sky-Watcher, we would like you to really feel assured in your buy, realizing that your telescope will include all required equipment to start out utilizing your telescope. All Sky-Watcher Dobsonian telescopes embrace a 2” Crayford focuser and a 1.25” adapter, permitting you to make the most of each 2” and 1.25” eyepieces. Additionally included, are two 1.25” eyepieces (25mm and 10mm), a 8×50 finderscope and eyepiece tray.
LARGE APERTURE: Get a shiny, daring viewing expertise at a fraction of the price of different optical designs.
INNOVATIVE COLLAPSIBLE DESIGN: Distinctive strut design permits for optical tube to break down for ease of portability whereas retaining collimation
PROPRIETARY TENSION CONTROL HANDLES: These patented handles enable for correct motion with out the necessity for good steadiness.
94% REFLECTIVE MIRRORS: Absolutely multi-coated borosilicate main and secondary mirrors ship distinctive views.
TEFLON BEARINGS: Proprietary Teflon bearings guarantee clean azimuth motion.
COMES COMPLETE: All equipment comparable to, 2-inch Crayford-style focuser with 1 1/4-inch adapter, two tremendous wide-angle eyepieces (25mm and 10mm), and 8×50 right-angle finder scope are included with buy.
STURDY AND LIGHTWEIGHT DESIGN: When totally assembled, the Dobsonian weighs solely 40 kilos totally assembled (33 pound tube, 26.5 pound base)


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