Telescope Dobson 450mm Go-To - Sky Watcher

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

Features:

• Aperature: 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 (26.2% central obstruction)
• Mount: Motorized Dobson Go-To with SynScan hand controller and over 42,900 object database
• Finder Scope: 9x50 achromatic for easy location of celestial objects
• Dust Cover: Included to limit stray light
• Height at Zenith: 1.89 m
• Total Weight: 63 kg (heaviest element: primary mirror at 12 kg)
• Assembly Time: Approximately 25-30 minutes by one person

Advantages:

• Exceptional Observation: Large diameter for detailed deep sky observations, revealing structures in galaxies, nebulae, and star clusters.
• Precise Go-To System: Automatic object location and tracking with 5 arcminute precision.
• Facilitated Transport: Dismountable structure into lightweight elements, allowing transport by one person.
• High-Quality Mirrors: Conical and fused mirrors with multilayer coating for 94% reflectivity.
• Precise Focusing: Fine focusing thanks to the 1:10 reduction, ideal for high magnification observations.

Compatibility:

• Eyepieces: Compatible with 31.75 mm and 50.8 mm eyepieces.
• Camera Accessories: SNAP port for camera control.
• Freedom Find System: Assists manual pointing with additional encoders.

Tips and Tricks:

• Assembly: Organize parts during assembly to save time and carefully follow the user manual.
• Observation: With a zenith height of 1.89 m, a ladder is rarely necessary.
• Recommended Accessories: Use O-III or H-beta filters for nebula observation.
• Balancing: The provided counterweights allow adjusting balance according to eyepieces or accessories used.

Delivered Elements:

• Dobson 450 mm f/4.1 optical tube
• Motorized azimutal Dobson mount with SynScan Go-To
• LET 28 mm eyepiece (50.8 mm barrel)
• 9x50 finder scope
• 50.8/31.75 mm Crayford focuser with microfocuser 10:1
• 3 x 1 kg counterweights for balancing
• Dust cover
• User manual in French