กล้องดูดาว Sky-Watcher BK1021EQ3 4" f/10 Refractor on EQ3 mount with steel tripod

• Diameter/Aperture: 102mm
• Focal Length: 1000mm
• Multi-coated achromatic objective lens
• Aluminum tube
• Dew cap/Sunshade
• Adjustable Objective lens Cell
• 6x30 finderscope for easy location of objects
• Smooth rack-and-pinion 2" focuser with a 1.25" adapter, accepting both 1.25" and 2" eyepieces
• 28% more light gathering power than 90mm, 112% more than 70mm
• Ideal for high-power study of the moon and planets
• Pre-assembled tripod for convenient and quick assembly