Skywatcher Telescope BK 909 EQ3-2 90/900

The Skywatcher Telescope BK 909 EQ3-2 90/900 is a high-quality achromatic refractor telescope designed for both beginners and intermediate astronomers. With a 90mm aperture and 900mm focal length, it offers excellent views of the Moon, planets, and deep-sky objects. The German Equatorial EQ3-2 mount provides smooth tracking and precise control, making it ideal for astrophotography and serious observation.

Advantages

This telescope delivers bright, sharp images thanks to its fully multi-coated optics. The sturdy aluminum tripod with accessory tray ensures stability during use. The included Super 25mm and Super 10mm eyepieces provide versatile magnification options, and the 6x30 finderscope makes locating objects easy. The mount is compatible with optional motor drives for automated tracking.

Suitable for

• Amateur astronomers looking for a reliable refractor telescope
• Observers interested in lunar, planetary, and deep-sky viewing
• Astrophotography enthusiasts using the EQ3-2 mount

Key specifications

• Optical Design: Achromatic Refractor
• Aperture: 90 mm
• Focal Length: 900 mm
• Focal Ratio: f/10
• Mount Type: German Equatorial EQ3-2
• Finderscope: 6x30
• Eyepieces: Super 25mm (36x), Super 10mm (90x) - 1.25" barrel
• Diagonal: 1.25" Star Diagonal
• Highest Practical Magnification: 180x
• Limiting Stellar Magnitude: 12.3
• Resolution (Dawes' Limit): 1.29 arc-seconds
• Focuser: 1.25" Rack-and-Pinion
• Tripod: Adjustable Aluminum Tripod with Accessory Tray
• Optical Coatings: Fully Multi-Coated
• Tube Material: Aluminum
• Motor Drive Compatibility: Yes (optional single/dual axis motor drives)
• Optical Tube Weight: 2.47 kg
• Mount Head Weight: 3.2 kg
• Counterweights: 2 x 1.8 kg

Recommendations

For optimal performance, consider adding optional motor drives for automated tracking. This telescope pairs well with a variety of eyepieces and accessories to enhance your observing experience.