Ultra-Compact Astronomical Eyepiece 80/400 for Nomad Observer - Sky-Watcher

The Sky-Watcher 80/400 refractor telescope is an ultra-compact and lightweight instrument ideal for the nomadic observer. With a lens diameter of 80mm, it allows detailed observation of planets, the Moon, Sun (with solar filter not included), and for terrestrial use, making it extremely versatile.

Features:

• Aperture: 80 mm
• Focal length: 400 mm
• Focal ratio: f/5
• Objective lens type: achromatic air-spaced two-element
• Metal optical tube
• Optical tube weight: 1.7 kg
• Optical tube length: 39 cm
• Eyepiece holder: 31.75 mm rack-and-pinion
• Visual limiting magnitude: 11.6
• Brightness: 178x
• Maximum recommended magnification: 150x
• Supplied with two fixing rings and a dovetail plate for photo tripod

Advantages:

• 30% more light compared to a 70 mm refractor telescope for brighter and more detailed images
• Multi-coated lenses for increased light transmission
• Ideal for observing celestial phenomena like Saturn's rings and Jupiter's moons
• Perfect as a second instrument for astrophotography due to its compact and lightweight design

Compatibility:

• Requires additional accessories for optimal focusing, such as a focuser or extension tube

Embark on an astronomical adventure with the Sky-Watcher 80/400 refractor telescope, perfect for those seeking to combine portability and performance in their astronomical and terrestrial observations.