Télescope Dobson Sky-Watcher 400mm FlexTube

The Sky-Watcher FlexTube 406mm f/4.4 Dobsonian telescope is designed to provide exceptional deep sky and planetary observations. With a very large diameter, it captures an impressive amount of light, revealing fine details of galaxies, nebulae, and planets. Its FlexTube design allows for easy folding for convenient transport without requiring complete disassembly while maintaining collimation. Ideal for passionate amateur astronomers, it is easy to transport by two people or disassemble for simpler movement.

Features:

• Optical Formula: Newton
• Effective Diameter: 406mm
• Focal Length: 1800mm
• F/D Ratio: 4.4
• Resolving Power: 0.29 arc seconds
• Clarity: 4579x
• Recommended Maximum Magnification: 500x
• Focuser: Crayford 50.8/31.75mm Sky-Watcher with microfocuser (Dual Speed 1:10)
• Optical Tube Length (folded/unfolded): 1071mm/1685mm
• Weight of the Optical Tube: 30kg
• Mount: Dobsonian Altazimuth - Motorization not compatible

Advantages:

• Very large diameter for detailed observations of the deep sky and planets
• Foldable FlexTube design for easy transport and storage
• Maintains collimation even after folding and unfolding
• Crayford focuser with microfocuser for precise adjustments
• Parabolic primary mirror made of Pyrex for better image quality and reduced thermal effects
• Suitable for use by two people or for mounting in an observatory

Included:

• 1 Sky-Watcher 406mm f/4.4 Newton FlexTube optical tube
• 1 Dobsonian altazimuth mount
• 2 31.75mm eyepieces: Super 10mm and Super 25mm
• 1 straight finder 9x50
• User manual in French