C6-A-XLT (CG-5) OPTICAL TUBE ASSEMBLY
C6-A-XLT (CG-5) OPTICAL TUBE ASSEMBLY
C6-A-XLT (CG-5) OPTICAL TUBE ASSEMBLY
C6-A-XLT (CG-5) OPTICAL TUBE ASSEMBLY
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C6-A-XLT (CG-5) OPTICAL TUBE ASSEMBLYC6-A-XLT (CG-5) OPTICAL TUBE ASSEMBLYC6-A-XLT (CG-5) OPTICAL TUBE ASSEMBLYC6-A-XLT (CG-5) OPTICAL TUBE ASSEMBLY

C6-A-XLT (CG-5) OPTICAL TUBE ASSEMBLY

CelestronSKU: 91010-XLT
Price:
$1,223.99 CAD
Stock:
On Backorder — ships when available
  • Description
  • Specifications

General Features

  • 6" Schmidt-Cassegrain Optical Tube Assembly
  • Aluminum Optical Tube
  • Celestron's premium StarBright XLT coatings
  • 1500 mm focal length (f/10)
  • 25 mm eyepiece included (60x)
  • 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
OPTICAL TUBE INFO:
Optical DesignSchmidt-Cassegrain
Aperture150mm (6")
Focal Length1500mm (59")
Focal Ratiof/10
Focal Length of Eyepiece 125mm (0.98")
Magnification of Eyepiece 160x
Finderscope6x30
Star Diagonal1.25" Star Diagonal
Optical TubeAluminum
Highest Useful Magnification354x
Lowest Useful Magnification21x
Limiting Stellar Magnitude13.4
Resolution (Rayleigh)0.93 arc seconds
Resolution (Dawes)0.77 arc seconds
Light Gathering Power (Compared to human eye)459x
Secondary Mirror Obstruction56mm (2.2")
Secondary Mirror Obstruction by Diameter37%
Secondary Mirror Obstruction by Area14%
Optical CoatingsStarBright XLT
Optical Tube Length406mm (16")
Optical Tube Diameter180mm (7.12")
Optical Tube Weight10 lbs (4.54 kg)
DovetailVixen/CG-5 Dovetail bar

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