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Celestron CGEM II 1100 Schmidt-Cassegrain

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Celestron CGEM II 1100 Schmidt-Cassegrain Details

Celestron CGEM II 1100 Schmidt-Cassegrain
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Celestron CGEM II 1100 Schmidt-Cassegrain Specifications

Telescopes seriesCelestron CGEM
Made in-
In production since-
Warranty2 years
Optical design of telescope Schmidt Cassegrain
Lowest (useful) magnification. 44.1046x
Highest (useful) magnification. 728.8285x
Field of view - FOV... 0m/1000m
Apperent FOV (angular). 0.7862°
Optical tube size - diameter-
Optical tube length610 mm
Optical tube weight-
Aperture. 308.7322mm
Focal length. 3087.322mm
Focal ratio. 10
Eyepiece 1 - Focal Length40 mm
Eyepiece 1 . magnification70x
Eyepiece 2 - Focal Length-
Eyepiece 2 . magnification-
Eyepiece 3 - Focal Length-
Eyepiece 3 . magnification-
Light-gathering power. 1764.184x
Limitting stellar magnitude. 14.7
Rayleigh Resolution. 0.5513Arc seconds
Dawes Resolution. 0.0452Arc seconds
Secondary mirror size/diameter. 105.1118mm
Secondary mirror obstruction (by diameter). 104.7484%
Secondary mirror obstruction (by area). 13.2314%
Image capturingOptional
Photo adapterOptional
Mount type of buildComputerized Equatorial
Tripod compliantYes
Type of tripodAdjustable
Tripod materialStainless steel
Min. height.0mm
Max. height.0mm
Software for Stellar NavigationAll-Star Polar Alignment, NexRemote, NexStar
GoTo Telescope Control Yes
GoTo Telecope LanguageEnglish
Telescope GoTo control interfacesAutoGuider, NexRemote
Telescope Alignment method 1-star, 2-star, Last alignment, Quick align, Solar system
Integrated GPSOptional
Tracking Yes
Track rate Lunar, Sidereal, Solar
Track mode EQ North, EQ South
Telescope Guiding -
Slow motion controller No
Slew Speed Nine Slew Speeds
Com. PortAUX port, Hand control, USB port
Remote Hand Control16 character Liquid Crystal Display, 19 fiber optic backlit LED buttons, Double line
Power Supply UnitCar battery adapter
Energy consumption.0W
Lens coatings StarBright XLT
Type of Focuser1.25"
Eyepiece barrel size1.25'' / 31.75 mm
Eyepiece angle90°
Barlow diverging lens Not Included
Total gear weight.71.4598kg
Finder - Scope 9x50
Recommended forIntermediate
Suitable for observingAstrophotography, Galaxies, Moon, Planets


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