150mm (6'') Newtonian optical tube assembly (OTA) from Skywatcher.

Good looks (great paint finish) and apochromatic views define this instrument.

750ml focal length makes it a great all rounder for astronomical viewing.

Includes tube rings and dovetail plate so it's ready right out of the box to go on your favourite equatorial mount.

- 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

Four-arm, secondary-mirror bracket with fine supports

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.