• Diameter/Aperture: 150mm

• Focal Length: 750mm

• Diffraction-limited secondary mirror support

• Paraboloidal (parabolic) primary mirror

• 150 primary mirror gathers enough light to reveal deep-sky luminaries. 33% more light gathering power than 130mm, 73% more light than 114mm

• 6x30 achromatic finderscope for easy location of objects

• Smooth rack-and-pinion 1.25" focuser.

The Sky-Watcher paraboloidal (parabolic) mirror reflectors and all Dobsonian models feature a four-arm, secondary-mirror bracket with fine supports (0.5mm thick), to reduce diffraction spikes and light loss.