BK P1145EQ1
Product Features
  • Diameter/Aperture: 114mm

  • Focal Length: 500mm

  • Aluminized and overcoated mirrors

  • Diffraction-limited secondary mirror support

  • Paraboloidal (parabolic) primary mirror

  • Red Dot Finder for easy locating of celestial objects

  • 125% more light than 76mm and 165% more than 70mm refractor

  • Smooth rack-and-pinion 1.25" focuser

  • 114 primary mirror collects enough light to reveal a wealth of celestial objects.

The Sky-Watcher paraboloidal (parabolic) mirror reflectors and all Dobsonian models feature a four-arm, secondary-mirror bracket with fine supports (0.5mm thick), to reduce diffraction spikes and light loss.

Optical Design Paraboloidal Newtonian Reflector 
Optical Diameter 114mm 
Focal Length 500mm 
F/Ratio F/4.4 
Highest Practical Power 228x 
Faintest Steller Magnitude 12.9 
Finder Scope Red Dot Finder 
Focuser Diameter Rack and Pinion Focuser (1.25”) 
Eyepieces 1.25" Super 25 and 10* 
Tube Weight 8 kgs 
Tube Dimensions 15cm x 41cm 
Shipping Weight 12 Kg 
Shipping Dimensions 84x39x29 cm3