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Celestron C21061 manual Aligning the Primary Mirror, Night Time Star Collimating

Models: C21061

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Specification Quick and easy no-toolset up Battery Compartment Setting up the Tripod Focusing

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Celestron C21061 manual Aligning the Primary Mirror, Night Time Star Collimating

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Contents

AstroMaster Series Telescopes Table of Contents Quick and easy no-toolset up 8 9 Figure 1-1AstroMaster 90AZ Refractor 8 9 Figure 1-2AstroMaster 114 AZ Newtonian Setting up the Tripod Attaching the Telescope Tube to the Mount Moving the Telescope Manually Installing the Eyepieces on the Newtonians Installing the Diagonal & Eyepieces refractorin step 2 above telescope useful for terrestrial viewingPage Focusing Image OrientationAligning the Finderscope Battery Compartment Calculating MagnificationSwitch Focal Length of Telescope mm General Observing Hints Determining Field of View The Celestial Coordinate System Motion of the Stars Observing the Planets Observing the MoonObserving the Sun Lunar Observing Hints Star Hopping Observing Deep Sky Objects 4.Point about halfway between these two stars Transparency Seeing ConditionsSky Illumination Seeing Piggyback Photography Short Exposure Prime Focus PhotographyCCD Imaging for Deep Sky Objects Terrestrial Photography Care and Cleaning of the Optics Collimation of a NewtonianAigning the Secondary Mirror Night Time Star Collimating Aligning the Primary Mirror to achieve the necessary mirror movement You will find that additional accessories for your AstroMaster telescope will enhance your viewing pleasure and expand the usefulness of your telescope. This is just a short listing of various accessories with a brief description. Visit the Celestron website or the Celestron Accessory Catalog for complete descriptions and all accessories available Note Specifications are subject to change SpecificationsAstroMaster 21061 Copyright 2007 Celestron All rights reserved Celestron