Skywatcher N 150/1200 Explorer 150PL OTA
As a standalone optical tube, Skywatcher N 150/1200 Explorer 150PL OTA provides 150mm parabolic optics, 1200mm focal length, f/8 performance, 1.25-inch focusing with T-2 threading, Vixen mounting, finder, eyepieces, and Barlow lens.
- 150mm parabolic Newtonian optical tube
- 1200mm focal length, f/8.0 optics
- 1.25-inch focuser with T-2 thread
- Mount not included
- Includes rings, finder, eyepieces
- 2x Barlow lens included
In Stock
Description
Low-expansion borosilicate optical glass treated with 94% reflective coatings anchors the Skywatcher N 150/1200 Explorer 150PL OTA high-contrast planetary reflector optical tube assembly. Designed with an f/8.0 focal ratio, this 150mm (5.91 in) aperture telescope features a 1200mm focal length, delivering 0.77 arcseconds Dawes resolving power and reaching magnitude 13.6 for high-resolution lunar and planetary visual observation.
The Skywatcher N 150/1200 Explorer 150PL OTA utilizes a precision parabolic primary mirror paired with an aluminized secondary mirror with a silicon dioxide (SiO2) protective overcoat. Its 1120mm solid metal tube features an ultra-small 22% central obstruction and a 1.25-inch rack-and-pinion focuser with integrated T-2 camera threads. Weighing 5.93 kg (13.07 lbs), this 6-inch planetary Newtonian OTA mounts securely to standard Vixen-style saddles via included tube rings and a 44mm dovetail bar.
Key Features of Skywatcher N 150/1200 Explorer 150PL OTA
Built for high-resolution planetary video astronomy, lunar surface observation, and minimal obstruction Newtonian imaging, this 150mm Sky-Watcher Explorer 150PL OTA combines parabolic optics with an integrated T-2 camera thread. Its elongated f/8.0 focal layout delivers razor-sharp visual and imaging performance.
- 150mm (5.91 in) aperture with 1200mm focal length and balanced f/8.0 optical speed
- Precision parabolic primary mirror made from low-expansion borosilicate glass
- 94% reflective aluminum optical coatings with protective silicon dioxide overcoat
- Minimal 22% secondary mirror obstruction by diameter (33mm minor axis, 4.8% by area)
- 1.25-inch rack-and-pinion focuser with integrated external T-2 camera thread
- Solid metal tube construction weighing 5.93 kg (13.07 lbs)
- Vixen-style 44mm dovetail bar with hinged tube mounting rings
- 6×30 optical finderscope, 2x Barlow lens, and Super 25mm and 10mm eyepieces included
Parabolic Borosilicate Optics & T-2 Camera Threads
The 150mm parabolic primary mirror gathers ample light across a 1200mm focal length, delivering sharp views of lunar rilles and planetary disks without spherical aberration. Equipped with direct T-2 threads on the focuser drawtube, this Sky-Watcher OTA supports magnifications from 21.4x up to 300x.
1.25-Inch Focuser & Vixen Mounting Bar
Flexible mount integration is essential for modular astronomy setups. The Sky-Watcher Explorer 150PL OTA features direct T-2 threads on the focuser drawtube for secure camera coupling. Supported by hinged tube rings and a 44mm Vixen dovetail plate, it attaches effortlessly to astronomy mounts without drawtube flexure or balance issues.
- 1.25-inch rack-and-pinion focuser with built-in T-2 thread for direct camera coupling
- Hinged tube mounting rings fastened to a standard 44mm Vixen-style dovetail bar
- Included 2x Barlow lens doubling visual magnification across both included eyepieces
Sky-Watcher Explorer Black Diamond Warranty
The Skywatcher N 150/1200 Explorer 150PL OTA is backed by a 2-year limited warranty against material and manufacturing defects. The complete factory package contains the 150/1200 optical tube assembly, hinged tube mounting rings, Vixen dovetail bar, 6×30 optical finderscope, Super 25mm and 10mm eyepieces, and a 2x Barlow lens.
Sky-Watcher N 150/1200 Explorer 150PL OTA Specs
| Parameter | Specification |
|---|---|
| Brand | Sky-Watcher |
| Full Model Code / SKU / MPN | 10161 (BKP15012OTA) |
| Country of Origin | China |
| Series / Product Line | Explorer Black Diamond OTA |
| Optical Design | Newtonian Reflector (Parabolic Primary Mirror, Planetary Long-Focus Tube) |
| Clear Aperture | 150 mm (5.91 in) |
| Focal Length | 1200 mm |
| Focal Ratio | f/8.0 |
| Optical Coatings / Substrate Treatment | Aluminized with Silicon Dioxide (SiO2) Protective Overcoat (94% Reflectivity) |
| Central Obstruction | 22% by diameter / 4.8% by area (33 mm secondary mirror minor axis) |
| Glass Substrate / ED Element Spec | Borosilicate Low-Expansion Optical Glass (Parabolic Surface Figure) |
| 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 | 0.77 arcseconds |
| Limiting Visual Stellar Magnitude | 13.6 mag |
| Highest Useful Magnification | 300x |
| Lowest Practical Magnification | 21.4x |
| Focuser Architecture & Reduction Ratio | 1.25-inch Rack-and-Pinion Focuser with T-2 Camera Thread (Single Speed) |
| Optical Tube Assembly (OTA) Dry Weight | 5.93 kg (13.07 lbs) |
| OTA Physical Dimensions | 1120 mm length, 180 mm outer tube diameter |
| Included Mechanical Mounting Interface | Vixen-style 44mm Dovetail Bar with Tube Mounting Rings |
| Mount & Drive Type Included | OTA Only (Mount Not Included) |
| Verified Factory In-Box Inclusions | 150/1200 Optical Tube, Mounting Rings, Vixen Dovetail Bar, 6x30 Optical Finderscope, Super 25mm and 10mm Eyepieces, 2x Barlow Lens |
| Factory Warranty Coverage | 2-Year Limited Warranty |
| Primary Optical Application & Astronomical Target Profile | High-Resolution Planetary and Lunar Visual Tube, Planetary Video Astronomy, Minimal Obstruction Newtonian Imaging |






















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