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Celestron
C9 1/4-A XLT 9.25" f/10 Schmidt-Cassegrain Telescope (OTA Only), CGE


Specifications

  • Optical Design: Schmidt-Cassegrain
  • Aperture (mm): 234.95 mm (9.25")
  • Focal Length: 2350 mm (93")
  • Focal Ratio: 10
  • Focal Length of Eyepiece 1 (mm): 25 mm (0.98")
  • Magnification of Eyepiece 1: 94x
  • Finderscope: 6x30
  • Star Diagonal: 1.25
  • Optical Tube: Aluminum
  • Highest Useful Magnification: 555x
  • Lowest Useful Magnification: 34x
  • Limiting Stellar Magnitude:14.4
  • Resolution (Rayleigh): 0.59 arc seconds
  • Resolution (Dawes): 0.49 arc seconds
  • Light Gathering Power (Compared to human eye): 1127x
  • Secondary Mirror Obstruction: 85 mm (3.35")
  • Secondary Mirror Obstruction by Diameter: 36%
  • Secondary Mirror Obstruction by Area: 13%
  • Optical Coatings: StarBright XLT
  • Optical Tube Length: 559 mm (22")
  • Optical Tube Weight: 20 lbs (9.07 kg)

Items Included (see pictures)

  • Celestron 9.25" SCT (CGE) Optical Tube Assembly
    • 9.25" Schmidt-Cassegrain Optical Tube Assembly
    • 25mm Eyepiece 
    • 1.25" Visual Back
    • 6x30mm Finderscope
    • 1.25" Star Diagonal
    • CGE Dovetail Rail
    • Operating Manual

Brand

Celestron

MPN

91027XLT

UPC

0050234102797

Model

StarBright XLT

eBay Product ID (ePID)

54827658

Product Key Features

Type

Catadioptric

Additional Product Features

Optical Diameter

8in. (203mm)

Motorized

No

Focal Length

92.5in. (2350mm)

Measurement

555x203mm

Lens Size

8in. (203mm)

Maximum Magnification

X 555

Brand Website

Http:/Www.Celestron.Com/Starbrightxlt/Starbright_Xlt.Htm

Aperture

203mm

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The Celestron 9.25"
SCT (CGE) Optical Tube Assembly is ideal for capturing breathtaking views of
galaxies, star clusters, nebulae and planets. Celestron 9.25" SCT Optical
Tube Assembly has a number of features that provide you with optimum light
transmission and brighter, crisper images ideal for the astronomy enthusiast.
The night sky is now in your hands.The scope offers a
large 9.25" aperture and a long focal length of 2350 mm.

Celestron's
unique StarBright XLT optical coatings dramatically increase light
transmission by up to 97 percent on its Schmidt corrector
lenses. Vew pinpoint stars across the largest imaging sensors in bright,
crisp detail and capture breathtaking, sharp, flawless astroimages.

The 9.25"
Schmidt-Cassegrain Optical Tube Assembly has an aluminum optical tube and comes
with a 25 mm eyepiece and a visual back which allows for use with other
1.25" accessories. The 6x30 finderscope helps accurately
find objects in the night sky and the star diagonal provides more comfortable
viewing position when observing objects that are high in the sky. The
9.25" OTA includes a dovetail rail compatible with CGE Advanced Series mount.

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Filed under: High-End Telescope Auctions (USA)