Celestron CGEM II 800 Schmidt-Cassegrain telescope

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SKU:
CE-CE12010

Celestron CGEM II 800 Schmidt-Cassegrain telescope.

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Celestron CGEM II 800 Schmidt-Cassegrain telescope

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

 

TUBE 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

MOUNT SPECIFICATION

Mount Type

German Equatorial Mount

Tripod

2” Steel tripod with graduated markings on lower section

Dovetail Mount

Directly connects to both CG-5 & CGE dovetail bars

Payload Capacity

40 lbs.

Latitude Range

15º – 70º

Power Requirements

12 VDC, 3.2 amps

Ports

1x Hand control port, 1x Auxiliary Port, 1x Auto guider port, 1 USB 2.0 port (on hand control)

Motor Drive

Low cog DC servo motors

Slew Speeds

9 slew speeds

Tracking Rates

Sidereal, Solar and Lunar

Tracking Modes

EQ North and EQ South

Alignment Procedures

AutoAlign, 2-Star Align, Quick Align, 1-Star Align, Last Alignment, Solar System Align

Computerized Hand Control

Double line, 16 character Liquid Crystal Display; 19 fiber optic backlit LED buttons, USB 2.0 port for PC connection

Database

40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects

Mount Weight

40 lbs

Tripod Weight

20 lbs

Weight of Counterweight

17 lbs

Total Weight of Mount Kit

77 lbs




More Information
Product Status New
Package width 150 cm
Package height 70 cm
Package depth 130 cm
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