Skywatcher N 150/750 PDS Explorer BD EQ3-2 Telescope
For manual imaging and visual work, Skywatcher N 150/750 PDS Explorer BD EQ3-2 Telescope pairs 150mm parabolic optics with 750mm focal length, f/5 performance, dual-speed focusing, EQ3-2 mounting, finder, eyepiece, and adapter.
- 150mm PDS parabolic Newtonian
- 750mm focal length, f/5.0 optics
- 2-inch dual-speed Crayford focuser
- Manual EQ3-2 equatorial mount
In Stock
Description
Track high-resolution lunar details and entry-level deep-sky targets manually using the Skywatcher N 150/750 PDS Explorer BD EQ3-2 Telescope dual-speed reflector system. Designed with a fast f/5.0 focal ratio, this 150mm (5.91 in) aperture telescope features a 750mm focal length, delivering 0.77 arcseconds Dawes resolving power and reaching magnitude 13.6 for precision visual astronomy and prime-focus DSLR imaging.
The Skywatcher N 150/750 PDS Explorer BD EQ3-2 Telescope features a parabolic borosilicate primary mirror and an enlarged 52mm secondary mirror (34.7% obstruction by diameter) to prevent field vignetting on camera sensors. Its 680mm steel tube incorporates a 2-inch dual-speed Crayford focuser with 1:10 micro-reduction. Mounted on an EQ3-2 manual German equatorial mount with dual slow-motion cables on an aluminum tripod, the 5.20 kg OTA ensures steady polar tracking.
Key Features of Skywatcher N 150/750 PDS Explorer BD EQ3-2 Telescope
Engineered for manual equatorial observation and entry-level astrophotography, this 150mm Sky-Watcher Explorer PDS telescope pairs parabolic optics with an oversized secondary mirror. Its 2-inch dual-speed Crayford focuser and EQ3-2 mount provide smooth, jitter-free framing and precise focusing across deep-sky targets.
- 150mm (5.91 in) aperture with 750mm focal length and fast f/5.0 optical speed
- Precision parabolic primary mirror made from low-expansion borosilicate glass
- 94% reflective aluminum optical coatings with protective silicon dioxide overcoat
- Enlarged 52mm secondary mirror obstruction (34.7% diameter, 12.0% area) for full sensor illumination
- 2-inch dual-speed Crayford focuser with 1:10 micro-gear reduction and 1.25-inch adapter
- Extended in-focus travel providing 55mm backfocus clearance for prime-focus cameras
- EQ3-2 manual German equatorial mount with dual slow-motion control cables
- Adjustable aluminum tripod, counterweights, 6×30 finderscope, and 28mm 2-inch LET eyepiece included
Parabolic Borosilicate Optics & Enlarged Secondary Mirror
The 150mm parabolic primary mirror brings all light rays to a single point without spherical aberration, while the enlarged 52mm secondary mirror prevents edge vignetting across APS-C sensors. This Sky-Watcher imaging reflector supports visual magnifications from 21.4x up to 300x.
2-Inch Dual-Speed Crayford Focuser & EQ3-2 Mount
Precise focus adjustments are crucial when imaging with dedicated cameras or high-power eyepieces. The Explorer 150PDS features a 2-inch Crayford focuser with 1:10 micro-reduction for backlash-free tuning. Supported by an EQ3-2 manual equatorial mount with dual-axis slow-motion cables on an aluminum tripod, it provides a stable platform for celestial observation.
- 2-inch dual-speed Crayford focuser with 1:10 precision micro-focus reduction
- EQ3-2 manual German equatorial mount with dual-axis slow-motion control cables
- Included 6×30 optical finderscope paired with a 28mm 2-inch LET visual eyepiece
Sky-Watcher Explorer PDS Series Warranty
The Skywatcher N 150/750 PDS Explorer BD EQ3-2 Telescope is backed by a 2-year limited warranty against material and manufacturing defects. The complete factory package contains the 150/750 PDS OTA, EQ3-2 mount head, aluminum tripod with accessory tray, counterweights, 6×30 finderscope, 28mm 2-inch LET eyepiece, and 1.25-inch adapter.
Sky-Watcher N 150/750 PDS Explorer BD EQ3-2 Telescope Specs
| Parameter | Specification |
|---|---|
| Brand | Sky-Watcher |
| Full Model Code / SKU / MPN | 10724 (SK15075PDS-EQ3-2) |
| Country of Origin | China |
| Series / Product Line | Explorer PDS Dual-Speed Imaging Series |
| Optical Design | Newtonian Reflector (Parabolic Primary Mirror, Enlarged Secondary for Imaging) |
| Clear Aperture | 150 mm (5.91 in) |
| Focal Length | 750 mm |
| Focal Ratio | f/5.0 |
| Optical Coatings / Substrate Treatment | Aluminized with Silicon Dioxide (SiO2) Protective Overcoat (94% Reflectivity) |
| Central Obstruction | 34.7% by diameter / 12.0% by area (52 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 (APS-C optimized; Full-Frame capable with optional Coma Corrector) |
| Standard Back Focus / Flange Focal Distance | 55 mm from optional Coma Corrector (Extended In-Focus Travel for Prime-Focus Imaging) |
| 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 | 2-inch Dual-Speed Crayford Focuser 1:10 with 1.25-inch Adapter |
| Optical Tube Assembly (OTA) Dry Weight | 5.20 kg (11.46 lbs) |
| OTA Physical Dimensions | 680 mm length, 182 mm outer tube diameter |
| Included Mechanical Mounting Interface | Vixen-style 44mm Dovetail Bar with Tube Mounting Rings |
| Mount & Drive Type Included | EQ3-2 Manual German Equatorial Mount with Dual Slow-Motion Controls and Aluminum Tripod |
| Verified Factory In-Box Inclusions | 150/750 PDS OTA, EQ3-2 Mount Head, Aluminum Tripod with Tray, Counterweights, 6x30 Finderscope, 28mm 2-inch LET Eyepiece, 1.25-inch Adapter |
| Factory Warranty Coverage | 2-Year Limited Warranty |
| Primary Optical Application & Astronomical Target Profile | Precision Manual Equatorial Observation, Entry-Level Deep-Sky Astrophotography, High-Resolution Lunar Viewing |




























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