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52309 CELESTRON 80MM GUIDESCOPE PACKAGE

$449.95
SKU:
52309
Weight:
6.0000 LBS
Shipping:
Calculated at checkout
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Product Description

CELESTRON 80 MM GUIDESCOPE PACKAGE

 

 
  • Complete package includes 125 mm rings and 80 mm Guidescope
  • Compatible with Celestron NexGuide Autoguider
  • 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 80mm (3.15")
Focal Length 600mm (24")
Focal Ratio 7.5
Highest Useful Magnification 189x
Lowest Useful Magnification 11x
Limiting Stellar Magnitude 12
Resolution (Rayleigh) 1.74 arc seconds
Resolution (Dawes) 1.45 arc seconds
Light Gathering Power (Compared to human eye) 131x
Optical Tube Weight 3.94 lbs (1.79 kg)
Weight of Tube Rings 2.69 lbs (1.22 kg)
Weight 6.69 lbs (3.03 kg)

 

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