Schmidt-Cassegrain / ACF OTA

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Offerta! Tubo ottico Schmidt-Cassegrain Celestron C8-XLT slitta CGE Visualizza ingrandito

Celestron Schmidt-Cassegrain C8 XLT CGE optical tube

Celestron

CE-CE91024-XLT

Nuovo

Celestron Schmidt-Cassegrain C8" XLT CGE optical tube (OTA) features 203 mm mirror, F/10 focal ratio. 25 mm Plössl eyepiece and 6x30 finder view included.

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1 256,15 €

-3%

1 295,00 €

Ordered upon request

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Celestron Schmidt-Cassegrain C8" XLT CGE optical tube (OTA) features 203 mm mirror, F/10 focal ratio. 25 mm Plössl eyepiece and 6x30 finder view included.

OVERVIEW

  • 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 CGE mount

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 CGE mount

SPECIFICATIONS

Optical Design

Schmidt-Cassegrain

Aperture (mm)

203.2 mm (8 in)

Focal Length

2032 mm (80 in)

Focal Ratio

10

Focal Length of Eyepiece 1 (mm)

25 mm (0.98 in)

Magnification of Eyepiece 1

81 x

Finderscope

6x30

Star Diagonal

1.25

Optical Tube

Aluminum

Highest Useful Magnification

480 x

Lowest Useful Magnification

29 x

Limiting Stellar Magnitude

14

Resolution (Rayleigh)

0.69 arc seconds

Resolution (Dawes)

0.57 arc seconds

Light Gathering Power (Compared to human eye)

843 x

Secondary Mirror Obstruction

2.5 in (64 mm)

Secondary Mirror Obstruction by Diameter

31%

Secondary Mirror Obstruction by Area

9.77%

Optical Coatings

StarBright XLT

Optical Tube Length

17 in (432 mm)

Optical Tube Weight

12.5 lbs (5.67 kg)

Dovetail Compatibility

CGE Mount

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