Skywatcher Dobson N 355/1600 Skyliner FlexTube BD DOB
Large-aperture visual observation defines Skywatcher Dobson N 355/1600 Skyliner FlexTube BD DOB, combining a 355mm parabolic mirror, 1600mm focal length, f/4.5 optics, collapsible construction, manual Dobsonian mounting, finder, adapter, and eyepieces.
- 355mm parabolic Newtonian reflector
- 1600mm focal length, f/4.5 optics
- Collapsible FlexTube optical design
- Manual floor-standing Dobsonian base
- Includes finder, adapter, and eyepieces
In Stock
Description
Low-expansion borosilicate optical glass treated with 94% reflective coatings powers the Skywatcher Dobson N 355/1600 Skyliner FlexTube BD DOB 14-inch parabolic Newtonian telescope system. Featuring a fast f/4.5 focal ratio, this 355mm (13.98 in) aperture telescope has a 1600mm focal length, delivering 0.33 arcseconds Dawes resolving power and reaching magnitude 15.5 for large-aperture deep-sky visual exploration.
The Skywatcher Dobson N 355/1600 Skyliner FlexTube BD DOB utilizes a massive 14-inch parabolic primary mirror coated with 94% reflective aluminum and silicon dioxide (SiO2). Its three-pole collapsible truss-tube assembly retracts to 970mm for manageable vehicle transport. Supported by a floor-standing wooden rocker box with heavy-duty azimuth bearings and patented tension control handles, the 23.50 kg (51.81 lbs) OTA ensures smooth, jitter-free manual tracking across faint extragalactic structures.
Key Features of Skywatcher Dobson N 355/1600 Skyliner FlexTube BD DOB
Built for large-aperture deep-sky observation and resolving faint extragalactic structures, this 14-inch Sky-Watcher Skyliner FlexTube Dobsonian pairs massive light grasp with a collapsible truss frame. Its 2-inch dual-speed Crayford focuser and tension control handles deliver high-definition views of emission nebulae filaments.
- 355mm (13.98 in) aperture with 1600mm focal length and fast f/4.5 optical speed
- Precision parabolic primary mirror made from low-expansion borosilicate optical glass
- 94% reflective aluminum optical coatings with protective silicon dioxide overcoat
- Small 23.4% secondary obstruction by diameter (83mm minor axis, 5.5% by area)
- Collapsible FlexTube truss system retracting to 970mm for easy transport
- 2-inch dual-speed Crayford focuser with 1:10 micro-gear reduction and 1.25-inch adapter
- Floor-standing manual wooden Dobsonian base with patented tension control handles
- High-aperture 9×50 optical finderscope and Super 25mm and 10mm eyepieces included
14-Inch Parabolic Optics & 1:10 Dual-Speed Focuser
The massive 355mm parabolic primary mirror gathers immense light, pulling out subtle filaments in emission nebulae and faint outer halos of distant galaxies. Equipped with a 2-inch dual-speed Crayford focuser, this flagship Sky-Watcher Dobsonian supports visual magnifications from 50.7x up to 710x.
Collapsible Truss Frame & Tension Control Handles
Transporting a 14-inch telescope is made feasible by the collapsible FlexTube mechanism, which retracts into a compact form without requiring optical mirror disassembly. Supported by a wooden rocker box with Teflon bearings and patented tension control handles, it provides smooth manual nudging and customizable altitude friction under dark skies.
- Collapsible three-pole FlexTube truss system extending rapidly to 1510mm length
- Patented side tension control handles for customized altitude balance adjustments
- High-aperture 9×50 optical finderscope paired with Super 25mm and 10mm eyepieces
Sky-Watcher Skyliner FlexTube Series Warranty
The Skywatcher Dobson N 355/1600 Skyliner FlexTube BD DOB is backed by a 2-year limited warranty against material and manufacturing defects. The complete factory package contains the collapsible 355mm FlexTube OTA, wooden Dobsonian base with tension control, 9×50 finderscope, 2-inch to 1.25-inch adapter, and Super 25mm and 10mm eyepieces.
Sky-Watcher Dobson N 355/1600 Skyliner FlexTube BD DOB Specs
| Parameter | Specification |
|---|---|
| Brand | Sky-Watcher |
| Full Model Code / SKU / MPN | 10220 (SK-DOB-14-FLEX) |
| Country of Origin | China |
| Series / Product Line | Skyliner FlexTube Black Diamond |
| Optical Design | Newtonian Reflector (Parabolic Primary Mirror, Collapsible Truss-Tube Architecture) |
| Clear Aperture | 355 mm (13.98 in) |
| Focal Length | 1600 mm |
| Focal Ratio | f/4.5 |
| Optical Coatings / Substrate Treatment | Aluminized with Silicon Dioxide (SiO2) Protective Overcoat (94% Reflectivity) |
| Central Obstruction | 23.4% by diameter / 5.5% by area (83 mm secondary mirror minor axis) |
| Glass Substrate / ED Element Spec | Borosilicate Optical Glass (Low Thermal Expansion Parabolic Substrate) |
| Corrected Image Circle / Sensor Coverage | 28 mm (Visual Field) |
| Standard Back Focus / Flange Focal Distance | Not Disclosed by Manufacturer (Standard Visual Configuration) |
| Diffraction-Limited Theoretical Resolving Power | 0.33 arcseconds |
| Limiting Visual Stellar Magnitude | 15.5 mag |
| Highest Useful Magnification | 710x |
| Lowest Practical Magnification | 50.7x |
| Focuser Architecture & Reduction Ratio | 2-inch Dual-Speed Crayford Focuser 1:10 with 1.25-inch Adapter |
| Optical Tube Assembly (OTA) Dry Weight | 23.50 kg (51.81 lbs) |
| OTA Physical Dimensions | 970 mm collapsed / 1510 mm extended length, 410 mm tube diameter |
| Included Mechanical Mounting Interface | Side Altitude Bearings with Patented Tension Control Handles |
| Mount & Drive Type Included | Floor-Standing Manual Wooden Dobsonian Base with Heavy-Duty Azimuth Bearings |
| Verified Factory In-Box Inclusions | Collapsible FlexTube OTA, Wooden Dobsonian Base with Tension Control, 9x50 Optical Finderscope, 2-inch to 1.25-inch Adapter, Super 25mm and 10mm Eyepieces |
| Factory Warranty Coverage | 2-Year Limited Warranty |
| Primary Optical Application & Astronomical Target Profile | Large-Aperture Deep-Sky Observation, Resolving Faint Extragalactic Structures and Emission Nebulae Filaments |




























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