Celestron C11-A Schmidt-Cassegrain OTA Optical Tube - Telescopes at Telescopes
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Celestron C11-A Schmidt-Cassegrain OTA Optical Tube
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Celestron C11-A Schmidt-Cassegrain OTA Optical Tube

Item# CELE350

List price: $4,079.95 to $4,099.95

Our Price: $2,399.00

Save: $1,680.95 (41%)



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Estimated Ship Date: 12/14/09

 

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Model Type: CG-5 Dovetail, CGE Dovetail

  • 11" Schmidt-Cassegrain Optical Tube Assembly
  • Aluminum Optical Tube
  • Celestron's premium StarBright XLT coatings
  • 2800 mm focal length (f/10)
  • 40 mm eyepiece included (70x)
  • Visual back allows for use with 1.25" accessories
  • 9x50 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 CGE or CG-5 mount (select option) 

 


  • OPTICAL DESIGN:  Schmidt-Cassegrain
  • DOVETAIL COMPATIBILITY:  CG-5 Mount
  • APERTURE:  279.4 mm (11 in)
  • FOCAL LENGTH:  2800 mm (110.24 in)
  • FOCAL RATIO:  f/10.02
  • FINDERSCOPE:  9x50
  • OPTICAL TUBE:  Aluminum
  • EYEPIECE 1:  40 mm (1.57 in)
  • MAGNIFICATION 1:  70 x
  • STAR DIAGONAL:  1.25
  • OPTICAL COATINGS:  StarBright / XLT
  • SECONDARY MIRROR OBSTRUCTION:  3.75 in (95.25 mm)
  • SECONDARY MIRROR OBSTRUCTION BY AREA:  11.6 %
  • SECONDARY MIRROR OBSTRUCTION BY DIAMETER:  34.1 %
  • OPTICAL TUBE LENGTH:  24 in (609.6 mm)
  • OPTICAL TUBE WEIGHT:  27.5 lb (12.47 kg)

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