Télescope pour l'astronomie Maksutov-Cassegrain 7'' CGEM II - Celestron

The CGEM II Maksutov 7'' telescope is a specialized instrument designed for detailed and highly contrasted views. Thanks to the Maksutov-Cassegrain optical tube, the robust equatorial mount, and the tripod, this kit allows you to obtain unparalleled views. Astronomers located in urban areas will appreciate the Mak's ability to highlight the contrasts of celestial objects.

FeaturesAdvantagesCompatibilityIncluded ItemsOptical design: Maksutov-CassegrainDiameter: 180 mmFocal length: 2700 mmAperture ratio: F/D 15Minimum magnification: 67xMaximum magnification: 661xLimiting stellar magnitude: 13.9Light-gathering power: 661xResolution power - Rayleigh: 0.64 arcsecondsResolution power - Dawes: 0.52 arcsecondsPrimary mirror type: Spherical concaveSecondary mirror type: Hyperbolic convexSecondary mirror obstruction diameter: 42 mmSecondary mirror obstruction: 23.3% of primary diameterOptical coatings: StarBright XLTFocusing system: KnobEyepiece holder diameter: 50.8 mmFemale diagonal adapter diameter: 31.75/50.8 mmEyepiece 1 focal length: 28 mmEyepiece 1 magnification: 96xFinder scope: 8x50 straightOptical tube material: AluminumDovetail bar: Losmandy/CGEOptical tube dimensions: 571.5 x 222.25 mmOptical tube weight: 8600 gMount model: CGEM II - Celestron Motorized Go-To Equatorial MountLoad capacity: 18 kgRecommended load for astrophotography: 12 kgLatitude adjustment range: [15; 70]°Tracking mechanism: Motorized and controlled via hand controllerMotorization: Included (Go-To)Motor type: DC servo motorsMaximum slew speed: 4.5°/sPolar alignment: Equatorial, Northern and Southern HemispherePeriodic Error Correction (PEC): YesControl interface: NexStar +Database: NexStar+ Over 40,000 objectsAlignment procedures: 2-star alignment, 1-star alignment, Solar System alignment, Last alignment, Quick alignmentCompatible software: Celestron Starry Night Special Edition Software and SkyPortal AppPolar scope compatibility: YesGPS: NoAuxiliary port(s): 2Autoguide port(s): 1Mini USB-B port(s): 1Accessory tray: YesDovetail compatibility: Vixen/CG-5 and Losmandy/CGERequired power supply: 12 V; 3.2 AIncluded counterweights: 1 x 7700 g and 1 x 5500 gTripod leg material: Stainless steelTripod leg diameter: 50.8 mmHeight range (mount and tripod): [1346; 1651] mmTripod weight: 9000 gMount weight: 18140 gIncluded accessories: Cigarette lighter power cable C-18769Total kit weight: 41000 gDetailed and highly contrasted views thanks to the Maksutov-Cassegrain optical designRobust equatorial mount with 18 kg load capacityPrecise and automatic tracking of celestial objectsPeriodic Error Correction (PEC) systemCompatible with an autoguide camera for enhanced precisionNo meridian flip requiredIdeal for astronomers in urban areas