Celestron 80mm Guidescope package

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Your Price: $264.99
Celestron 80mm Guidescope package
Part Number: 52309
Availability: 7 - 10 day delivery

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  • Complete package includes 125 mm rings and 80 mm Guidescope
  • Compatible with Celestron NexGuide Autoguider, and other guide camera's
  • Includes Extension Tube to help reach focus without having to use a diagonal
  • M42 thread on extension tube allows you to slide NexGuide autoguider barrel into extension tube or thread guider directly onto extension tube
  • Metal focuser with tension screw minimizes mechanical "play" when focusing making it easier to keep guide star on chip.


Aperture (mm)

80 mm (3.15 in)

Focal Length

600 mm (24 in)

Formula:Focal Ratio


Formula:Highest Useful Magnification

189 x

Formula:Lowest Useful Magnification

11 x

Formula:Limiting Stellar Magnitude


Formula:Resolution (Rayleigh)

1.74 arc seconds

Formula:Resolution (Dawes)

1.45 arc seconds

Formula:Light Gathering Power (Compared to human eye)

131 x

Optical Tube Weight

3.94 lbs (1.79 kg)

Weight of Tube Rings

2.69 lbs (1.22 kg)

Weight (lbs)

6.69 lbs (3.03 kg)


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