Today's best Sky Watcher S11820 Flextube 300 Review products & deals of 2026

Updated March 12, 2026

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Sky Watcher

19% Off

SkyWatcher Flextube 300 SynScan Dobsonian 12-inch Collapsible Computerized GoTo Large Aperture Telescope (S11820)

LARGE APERTURE: Get a bright, bold viewing experience at a fraction of the cost of other optical designs.

INNOVATIVE COLLAPSIBLE DESIGN: Unique strut design allows for optical tube to collapse for ease of portability while keeping collimation.

BUILT-IN WIFI: Control your telescope using a smartphone or tablet with Sky-Watcher’s proprietary built-in wifi signal.

ALL METAL GEARING: Using all-metal gearing on a pair of DC servo motors, the SynScan Dobsonian combines the precise automated tracking of a computerized GoTo telescope with the bright large-aperture viewing of a Dobsonian.

94% REFLECTIVE MIRRORS: Fully multi-coated borosilicate primary and secondary mirrors deliver exceptional views.

42,000 OBJECT DATABASE: SynScan hand controller with 42,000+ object database will keep even the most experienced astronomer busy for countless observing nights.

COMES COMPLETE: All accessories such as, 2-inch Crayford-style focuser with 1 1/4-inch adapter, two super wide-angle eyepieces (25mm and 10mm), and 9x50 straight-through finder scope are included with purchase.

STURDY AND LIGHTWEIGHT DESIGN: When fully assembled, the Dobsonian weighs only 99.2 pounds fully assembled (46 pound tube, 53 pound base)

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Our #1 Pick Today

Sky Watcher

19% Off

SkyWatcher Flextube 300 SynScan Dobsonian 12-inch Collapsible Computerized GoTo Large Aperture Telescope (S11820)

LARGE APERTURE: Get a bright, bold viewing experience at a fraction of the cost of other optical designs.

INNOVATIVE COLLAPSIBLE DESIGN: Unique strut design allows for optical tube to collapse for ease of portability while keeping collimation.

BUILT-IN WIFI: Control your telescope using a smartphone or tablet with Sky-Watcher’s proprietary built-in wifi signal.

94% REFLECTIVE MIRRORS: Fully multi-coated borosilicate primary and secondary mirrors deliver exceptional views.

42,000 OBJECT DATABASE: SynScan hand controller with 42,000+ object database will keep even the most experienced astronomer busy for countless observing nights.

STURDY AND LIGHTWEIGHT DESIGN: When fully assembled, the Dobsonian weighs only 99.2 pounds fully assembled (46 pound tube, 53 pound base)

Check Price

on Amazon.com

Compare

Disclaimer: While we strive for accuracy, we cannot guarantee that all product features listed are complete or error-free. Please confirm the details with the retailer before making a purchase.

1 Sky Watcher S11820 Flextube 300 Review deals are available from: Amazon, starting from $2,300.00.

The biggest discount we found is 19% on SkyWatcher Flextube 300 SynScan Dobsonian 12-inch Collapsible Computerized GoTo Large Aperture Telescope (S11820) (S11820) at Amazon.

The lowest price we found is $2,300.00 while the highest is $2,300.00. Prices for the best Sky Watcher S11820 Flextube 300 Review deals average at $2,300.00.
Last updated on March 12, 2026.

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