Skip to content
IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.
IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.
Sky-Watcher Classic 150P
Sky-Watcher Classic 150P
Sky-Watcher Classic 150P
Sky-Watcher Classic 150P
Sky-Watcher Classic 150P
Sky-Watcher Classic 150P
Sky-Watcher Classic 150P
Sky-Watcher Classic 150P

Sky-Watcher Classic 150P

by Sky-Watcher
SKU SW-S11600
Save 13% Save 13%
$515.00
$515.00 - $515.00
$515.00
$449.00
$449.00 - $449.00
$449.00
Price Match Policy!
  • 152mm (6-inch) Newtonian Reflector
  • 1200mm Focal Length
  • f/7.9 Focal Ratio
  • 94% Reflectivity RAQ™ Mirror Coatings
  • 2-inch Rack & Pinion Focuser
1 in stock
Flat Rate Oversize Shipping
  • Description
  • FAQ
  • Specifications
  • In the Box
  • Downloads
  • Warranty

  • Sky-Watcher Classic 150P Dobsonian

    The Sky-Watcher Classic 150P Dobsonian delivers the best aperture-for-dollar value for visual observers, combining a large 152mm primary mirror with an f/7.9 focal ratio for sharp, high-contrast views. Its 1200mm focal length provides the power to resolve details on planets and faint deep-sky objects down to a limiting magnitude of 13.4. The borosilicate primary mirror features Radiant Aluminum Quartz (RAQ) coatings that achieve 94% reflectivity, ensuring the brightest possible images reach the included 20mm and 12.5mm eyepieces.

    152mm Parabolic Mirror with 94% Reflectivity

    At the heart of the Classic 150P is a 152mm (6-inch) parabolic primary mirror made from low-expansion borosilicate glass. Sky-Watcher’s proprietary Radiant™ Aluminum Quartz (RAQ™) coatings provide 94% reflectivity for noticeably brighter images compared to standard aluminum. This design minimizes spherical aberration, producing sharp star points and clear planetary detail across the field of view.

    Stable Dobsonian Base and 2-inch Focuser

    The tube rests on a simple and sturdy rocker box mount that uses Teflon bearings for smooth, intuitive slewing in azimuth. A patented tension control handle allows you to adjust friction or lock the optical tube in place, which is critical when switching between the included 1.25-inch eyepieces and heavier 2-inch accessories. The 2-inch rack-and-pinion focuser gives you access to a wide range of premium eyepieces for expansive, wide-field views.

    40% More Light for Deep Sky Observing

    The Classic 150P collects 40% more light than the next size down (a 130mm telescope), a significant jump in light-gathering power. This aperture advantage allows you to resolve fainter stars, see more detail in the spiral arms of galaxies, and pick out faint structures in nebulae like the Orion Nebula (M42). With a maximum magnification of 295x, the 150P has the resolving power needed for serious planetary and lunar observation, limited only by atmospheric seeing conditions.

    • Dawes' Limit (0.77 arcseconds): Provides the resolving power to split close double stars and see fine detail on Jupiter's cloud bands.
    • Limiting Magnitude (13.4): Allows you to hunt for faint galaxies in the Virgo Cluster and resolve individual stars in globular clusters like M13.
    • Minimal Obstruction: The 34mm secondary mirror obstructs only 3% of the aperture by area, preserving high image contrast.

    A Hands-On Approach to the Cosmos

    True to John Dobson's original vision, the Classic 150P is a fully manual telescope. This "star-hopping" approach is a rewarding way to learn the night sky, using the included 6x30 finderscope to navigate from bright stars to fainter targets. Without motors or electronics, you get an immersive, silent, and reliable observing experience every time you step outside.

  • What can I realistically see with the Sky-Watcher Classic 150P Dobsonian?

    With its 152mm aperture, you can see a wealth of detail. Expect to see the cloud bands and Great Red Spot on Jupiter, the rings of Saturn, phases of Venus, and polar caps on Mars. For deep-sky objects, you can resolve bright globular clusters, view the entirety of the Andromeda Galaxy (M31), and see distinct nebulosity in the Orion Nebula (M42) and the Lagoon Nebula (M8).

    Is the Classic 150P a good telescope for a beginner?

    Absolutely. Its Dobsonian design is famously intuitive and easy to use. Assembly is straightforward, and pointing the telescope is as simple as pushing it towards your target. It's an excellent choice for learning the constellations and how to find objects manually, providing a solid foundation in observational astronomy.

    How portable is the Sky-Watcher Classic 150P?

    The system breaks down into two manageable pieces: the optical tube (15 lbs) and the base (25 lbs). This makes it relatively easy to transport in most cars to a dark-sky site. The total assembled weight is 40 lbs, and at 45 inches high when pointed at the zenith, it's a very manageable size for most adults.

    Can I use 2-inch eyepieces with the Classic 150P Dobsonian?

    Yes. The Classic 150P comes with a 2-inch rack-and-pinion focuser and a 2-inch to 1.25-inch adapter. This allows you to use both standard 1.25-inch eyepieces (like the two included) and larger 2-inch eyepieces, which are ideal for achieving wide, immersive views of deep-sky objects.

    How does the 150P perform on planets like Saturn in a suburban backyard?

    Even with moderate light pollution, the 152mm aperture provides enough resolution to deliver impressive planetary views. You will easily see Saturn's rings, including the Cassini Division on nights of good seeing. Using the included 12.5mm eyepiece for 96x magnification will show the rings clearly, and adding a Barlow lens or a higher-power eyepiece will push the magnification closer to the 295x maximum for more detailed views.

    Will I need to collimate the Sky-Watcher Classic 150P, and is it difficult?

    Yes, like all Newtonian reflectors, it will require occasional collimation (mirror alignment) for the sharpest views, especially after transport. The process is straightforward and becomes very quick with practice. Many guides and simple tools are available to make it an easy part of your setup routine.

  • Optical Design Newtonian
    Primary Aperture 152mm (6 inches)
    Focal Length 1200mm
    Focal Ratio f/7.9
    Mirror Coatings Radiant Aluminum Quartz (RAQ)™ with 94% reflectivity
    Glass Type Borosilicate
    Focuser 2" Rack & Pinion
    Secondary Diameter 34mm
    Secondary Obstruction (by diameter) 16%
    Secondary Obstruction (by area) 3%
    Dawes Limit 0.77 arcseconds
    Rayleigh Limit 0.93 arcseconds
    Limiting Magnitude 13.4
    Minimum Magnification 21x
    Maximum Magnification 295x
    Light Gathering (vs. 130mm) 40% More
    Included Eyepieces 20mm & 12.5mm (1.25")
    Magnification with Eyepieces 60x & 96x
    Included Finder 6x30 Optical Finder
    OTA Length 44.5"
    OTA Outer Diameter 7.125"
    OTA Weight 15 lbs
    Base Weight 25 lbs
    Base Dimensions 29" x 20.5"
    Zenith Eyepiece Height 45"
    UPC 050234116008

    • Classic 150P Optical Tube Assembly

      × 1

    • Dobsonian Rocker Box Base

      × 1

    • 6x30 Finderscope

      × 1

    • 20mm Plössl Eyepiece (1.25")

      × 1

    • 12.5mm Plössl Eyepiece (1.25")

      × 1

    • 2" to 1.25" Eyepiece Adapter

      × 1

    • Dust Caps

      × 2

  • Sky-Watcher 2-Year Limited Warranty