Newton 150/750 Black Diamond Dual Speed optical tube

The Sky-Watcher 150/750 is a Newton-type telescope, with a 150mm parabolic primary mirror and a focal length of 750mm. It is a versatile instrument suitable for beginners as well as experienced amateurs.

Advantages

• The parabolic primary mirror provides better image quality than spherical mirrors.
• The Newton design is more economical for the same diameter and offers a diverse range of observation fields.
• The central obstruction is low, which reduces light loss.
• The dual-speed Crayford focuser allows for fine focusing thanks to the 1:10 reduction ratio.

Technical specifications

• Optical formula: Newton
• Parabolic primary mirror
• Flat secondary mirror
• Focal length: 750mm
• Focal ratio: f/5
• Construction: Metal
• Dimensions: 18.2cm x 69cm
• Weight: 4.9kg

Accessories

• 50.8mm Crayford focuser with microfocuser (dual speed 1:10) and 31.75mm adapter
• Vixen-type dovetail 21cm
• Two mounting rings
• Piggyback mount for camera with Kodak-style on top of one of the mounting rings
• 50.8mm eyepiece: LET 28mm
• 6x30 straight finder

Performance

• The telescope is capable of gathering 73% more light than a 114mm telescope.
• It allows for the observation of many sky objects that are barely distinguishable in smaller diameter instruments.
• Image quality is excellent, with good definition and low distortion.

Usage

• The telescope is suitable for planetary observations, with a Barlow lens or a short focal length eyepiece to reveal details on Jupiter, Saturn, and the Moon.
• It is also suitable for astrophotography, with a Piggyback mount for a camera with Kodak-style.