Celestron

Used Celestron C11 SCT OTA w/Case

SKU: U2210-PTB-91036-XLT-BAG


  • Sale
  • $1,199.95
  • Regular price $3,199.95

 NOTE: NO BOX - THIS ITEM CANNOT BE SHIPPED!
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Not Returnable Please note that used items are not returnable.

This is a used C11 OTA with a CGE dovetail.  It is about a dozen years old and in very good condition.  This OTA has Starbright XLT coatings.  Please note that this is the non-Fastar model.  Other than normal dust with age, the optics are clean. 

This is the OTA only, with just the 1.25" visual back and an 8x50 finder - no eyepieces or other accessories.  However, it does come with a padded case.  
 
11" Schmidt-Cassegrain Optical Tube Assembly
  • Aluminum Optical Tube
  • Celestron's premium StarBright XLT coatings
  • 2800 mm focal length (f/10)
  • Visual back allows for use with 1.25" accessories
  • 8x50 finderscope
  • Includes dovetail rail compatible with CGE mount
  • Includes padded case 

Specifications

Aperture (mm) 279.4 mm (11 in)
Dovetail Compatibility CGE Mount
Focal Length 2800 mm (110 in)
Focal Ratio 10
Highest Useful Magnification 660 x
Light Gathering Power (Comp... 1593 x
Limiting Stellar Magnitude 14.7
Lowest Useful Magnification 40 x
Optical Coatings StarBright / XLT
Optical Design Schmidt-Cassegrain
Optical Tube Aluminum
Optical Tube Length 24 in (610 mm)
Optical Tube Weight 27.5 lbs (12 kg)
Resolution (Dawes) 0.42 arc seconds
Resolution (Rayleigh) 0.5 arc seconds
Secondary Mirror Obstructio... 12%
Secondary Mirror Obstruction 3.75 in (95 mm)
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