Love Astronomy and Saving Money?

Sign up to receive sale alerts, news about upcoming celestial events, and telescope tips from our experts!

Sign Up & Save

My Cart

Recieved A Free Gift!

Subtotal ( Items) $0.00

Have a promo code? Enter it during checkout!

C8-A XLT (CG-5) Optical Tube Assembly

C8-A XLT (CG-5) Optical Tube Assembly
C8-A XLT (CG-5) Optical Tube Assembly
C8-A XLT (CG-5) Optical Tube Assembly
C8-A XLT (CG-5) Optical Tube Assembly
C8-A XLT (CG-5) Optical Tube Assembly
C8-A XLT (CG-5) Optical Tube Assembly
C8-A XLT (CG-5) Optical Tube Assembly
C8-A XLT (CG-5) Optical Tube Assembly
C8-A XLT (CG-5) Optical Tube Assembly
C8-A XLT (CG-5) Optical Tube Assembly
Item #: 91020-XLT
Your Price: $1,049.00 In Stock
Warranty: 2 Years
Add To Wishlist Remove From Wishlist
  • 8" Schmidt-Cassegrain Optical Tube Assembly
  • Aluminum Optical Tube
  • Celestron's premium StarBright XLT coatings
  • 2032 mm focal length (f/10)
  • 25 mm eyepiece included (81x)
  • Visual back allows for use with 1.25" accessories
  • 6x30 finderscope to help accurately find objects
  • Star diagonal provides more comfortable viewing position when observing objects that are high in the sky
  • Includes dovetail rail compatible with CG-5 Advanced Series mount

Includes These Celestron Technologies

Description

General Features

  • 8" Schmidt-Cassegrain Optical Tube Assembly
  • Aluminum Optical Tube
  • Celestron's premium StarBright XLT coatings
  • 2032 mm focal length (f/10)
  • 25 mm eyepiece included (81x)
  • Visual back allows for use with 1.25" accessories
  • 6x30 finderscope to help accurately find objects
  • Star diagonal provides more comfortable viewing position when observing objects that are high in the sky
  • Includes dovetail rail compatible with CG-5 Advanced Series mount

Specifications

Aperture (mm) 203.2 mm (8 in)
Dovetail Compatibility CG-5 Mount
Finderscope 6x30
Focal Length 2032 mm (80 in)
Focal Length of Eyepiece 1 ... 25 mm (0.98 in)
Focal Ratio 10
Highest Useful Magnification 480 x
Light Gathering Power (Comp... 843 x
Limiting Stellar Magnitude 14
Lowest Useful Magnification 29 x
Magnification of Eyepiece 1 81 x
Optical Coatings StarBright XLT
Optical Design Schmidt-Cassegrain
Optical Tube Aluminum
Optical Tube Length 17 in (432 mm)
Optical Tube Weight 12.5 lbs (5.67 kg)
Resolution (Dawes) 0.57 arc seconds
Resolution (Rayleigh) 0.69 arc seconds
Secondary Mirror Obstructio... 9.77%
Secondary Mirror Obstruction 2.5 in (64 mm)
Star Diagonal 1.25