StarGate Dobson Telescope 458mm f/4.1 GoTo for astronomy - Sky-Watcher

Discover the universe with the Sky-Watcher Astrolitech 450mm Go-To Dobsonian Telescope. Designed for passionate amateur astronomers, this large aperture instrument offers exceptional performance for deep sky and planetary observation.

Features:

• Aperture: 450 mm (BK7 glass parabolic primary mirror)
• Focal length: 1900 mm (f/4.1)
• Primary mirror: Conical and fused for rapid cooling and reduced weight (12 kg)
• Secondary mirror: 120 mm diameter (central obstruction of 26.2%)
• Structure: Detachable mount with 6 "V" tubes for optimal transportability
• Focuser: 50.8 mm Crayford with 1:10 fine focus and 31.75 mm adapter
• Mount: Motorized Go-To Dobsonian with SynScan hand controller and database of over 42,900 objects
• Finderscope: 9x50 achromatic for easy locating of celestial objects
• Dust cover: Included to limit stray light
• Height at zenith: 1.89 m
• Total weight: 63 kg (heaviest component: 12 kg primary mirror)
• Setup time: About 25-30 minutes by one person

Advantages:

• Exceptional observation: Large aperture for detailed observations of the deep sky, revealing structures in galaxies, nebulae, and star clusters.
• Accurate Go-To system: Automatic pointing and tracking of celestial objects with an accuracy of 5 arc minutes.
• Easy transport: Detachable structure with lightweight components, allowing transport by a single person.
• High-quality mirrors: Conical and fused mirrors with multi-layer coating for 94% reflectivity.
• Precise focuser: Fine focusing thanks to 1:10 reduction, ideal for high magnification observations.

Compatibility:

• Eyepieces: Compatible with 31.75 mm and 50.8 mm eyepieces.
• Photo accessories: SNAP port for controlling your camera.
• Freedom Find™ system: Helps with manual pointing with additional encoders.

Tips and tricks:

• Setup: Organize the parts during assembly to save time and closely follow the user manual.
• Observation: With a height of 1.89 m at the zenith, a step stool is rarely necessary.
• Recommended accessories: Use O-III or H-beta filters for observing nebulae.
• Balancing: The provided counterweights allow adjustment of balance based on the eyepieces or accessories used.

Included items:

• 450 mm f/4.1 Dobsonian optical tube
• Motorized Go-To Dobsonian mount with SynScan
• LET 28 mm eyepiece (50.8 mm fitting)
• 9x50 straight finderscope
• 50.8/31.75 mm Crayford focuser with 10:1 micromover
• 3 counterweights of 1 kg for balancing
• Dust cover
• User manual in French