The Sky-Watcher 250mm FlexTube Go-To Dobsonian telescope is designed for amateur astronomers wishing to explore galaxies, nebulae, and other celestial objects in detail. Equipped with a WiFi card for smartphone control, it offers automatic pointing (GOTO) and motorized tracking for an optimal observing experience.

Features:

• Optical Formula: Newton
• Effective Diameter: 254mm
• Focal Length: 1200mm
• F/D Ratio: 4.7
• Resolving Power: 0.47 arc seconds
• Limit Magnitude in Visual: 14.1
• Clarity: 1792x
• Recommended Maximum Magnification: 300x
• Focuser: Crayford 50.8/31.75mm Sky-Watcher
• Optical Tube Length (folded/unfolded): 800mm/1120mm
• Optical Tube Weight: 15kg
• Base Weight: 16kg
• Mount: GoTo Dobsonian Altazimuth
• Motorization: Servo DC Motors
• Go-To Pointing Accuracy: 5 arc minutes
• Encoder Accuracy: Motor Encoder: 1,620,000 steps/revolution, Axis Encoder: 11,748 steps/revolution
• Pointing Speeds: 1x to 1000x
• Go-To System: SynScan controller with 42,900 objects from common celestial catalogs
• 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:

• Large diameter for detailed observation of deep sky and planetary objects
• Foldable FlexTube design for easy transport and storage
• Parabolic primary mirror in Pyrex for better image quality and reduction of thermal expansion effects
• Tilting system with clamping handle for easy use and precise orientation
• Includes two eyepieces for a variety of magnifications and a 9x50 achromatic finder for easy searching of celestial objects
• Automatic pointing and motorized tracking for effortless observing experience
• Control via smartphone or tablet thanks to the integrated WiFi card

Included:

• 1 Newton FlexTube Sky-Watcher 254mm f/4.7 optical tube
• 1 motorized GoTo Dobson altazimuth mount
• 2 31.75mm eyepieces: Super 10mm and Super 25mm
• 1 straight finder 9x50
• 1 cigarette lighter cable
• User manual in French