Sky-Watcher 350mm FlexTube Go-To Dobsonian Telescope

The Sky-Watcher FlexTube GoTo 355mm f/4.5 Dobsonian telescope is an instrument of choice for astronomy enthusiasts wishing to explore the deep sky and planets with great precision. Featuring a very large diameter, this telescope offers exceptional brightness and detail. Thanks to its integrated WiFi card, it can be controlled via a smartphone for a modern and practical observation experience. The FlexTube is collapsible, making it easy to transport and store without requiring complete disassembly or frequent collimation readjustment.

Features:

• Optical Formula: Newton
• Useful diameter: 355mm
• Focal length: 1650mm
• F/D ratio: 4.5
• Secondary mirror: 93mm
• Separating power: 0.33 arc seconds
• Clarity: 3501x
• Maximum recommended magnification: 450x
• Focus: Crayford 50.8/31.75mm Sky-Watcher with microfocuser (Dual Speed ​​1:10)
• Optical tube length (folded/unfolded): 970mm/1510mm
• Weight of the optical tube: 23.5kg
• Mount: Azimuth Dobsonian GoTo, motorized dual axes with automatic Go-To pointing
• Motorization: DC Servo Motors
• Go-To pointing accuracy: 5 arc minutes
• Encoder precision: Motor encoder: 1,620,000 steps/revolution, Axis encoder: 11,748 steps/revolution
• Pointing speeds: 1x to 1000x
• Go-To system: SynScan command rack with 42,900 common celestial catalog objects
• Tracking mode: Sidereal, Lunar or Solar
• Wireless connection: Integrated WiFi card
• Power supply (not included): 10 to 15V DC 1A, 2.1mm plug (positive pole in the center)

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
• Control via smartphone thanks to the integrated WiFi card
• GoTo system for automatic pointing and precise motorized tracking
• Parabolic Pyrex primary mirror for better image quality and reduced thermal effects
• Crayford focuser with microfocuser for precise adjustments
• Suitable for use by two people or for mounting in an observatory

Included:

• 1 Newton FlexTube Sky-Watcher 355mm f/4.5 optical tube
• 1 GoTo motorized Dobsonian azimuth mount
• 2 eyepieces flowing 31.75mm: Super 10mm and Super 25mm
• 1 straight finder 9x50
• 1 cigarette lighter cable
• User manual in French