Celestron C21061 manual

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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.

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.

Sky Maps (# 93722) – Celestron Sky Maps are the ideal teaching guide for learning the night sky. Even if you already know your way around the major constellations, these maps can help you locate all kinds of fascinating objects.

Omni Plossl Eyepieces – These eyepieces are economically

priced and offer razor sharp views across the entire field. They are a 4-element lens design and have the following focal lengths: 4mm, 6mm, 9mm, 12.5mm, 15mm, 20mm, 25mm, 32mm, and 40mm – all in 1.25” barrels.

Omni Barlow Lens ( 93326)– Used with any eyepiece, it doubles the magnification of that eyepiece. A Barlow lens is a negative lens that increases the focal length of a telescope. The 2x Omni is a 1.25” barrel, is under 3” (76mm) long, and weights only 4oz. (113gr.).

Moon Filter (# 94119-A)This is an economical 1.25” eyepiece filter for reducing the brightness of the moon and improving contrast, so greater detail can be observed on the lunar surface.

UHC/LPR Filter 1.25” (# 94123) – This filter is designed to enhance your views of deep sky astronomical objects when viewed from urban areas. It selectively reduces the transmission of certain wavelengths of light, specifically those produced by artificial lights.

Flashlight, Night Vision (# 93588) – better than red filters or other devices. battery.

The Celestron flashlight uses two red LED’s to preserve night vision Brightness is adjustable. Operates on a single 9-volt included

Collimation Tool ( # 94183) – Collimating your Newtonian telescope is easily accomplished with this handy accessory which includes detailed instructions.

Collimation Eyepiece – 1.25” (# 94182) – The collimation eyepiece is ideal for precise collimation of Newtonian telescopes.

Digital Camera Adapter – Universal # 93626) – A universal mounting platform that allows you to do afocal photography (photography through the eyepiece of a telescope) using 1.25” eyepieces with your digital camera.

T-Adapter – Universal 1.25” (# 93625) – This adapter fits the 1.25” focuser of your telescope. It allows you to attach your 35mm SLR camera for terrestrial as well as lunar and planetary photography.

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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 Manuallytelescope useful for terrestrial viewing Installing the Diagonal & Eyepieces refractorInstalling the Eyepieces on the Newtonians in step 2 abovePage Aligning the Finderscope FocusingImage Orientation Focal Length of Telescope mm Calculating MagnificationBattery Compartment SwitchGeneral Observing Hints Determining Field of ViewThe Celestial Coordinate System Motion of the Stars Lunar Observing Hints Observing the MoonObserving the Planets Observing the SunStar Hopping Observing Deep Sky Objects4.Point about halfway between these two stars Seeing Seeing ConditionsTransparency Sky IlluminationTerrestrial Photography Short Exposure Prime Focus PhotographyPiggyback Photography CCD Imaging for Deep Sky ObjectsAigning the Secondary Mirror Care and Cleaning of the OpticsCollimation of a Newtonian Night Time Star Collimating Aligning the Primary Mirrorto 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 21061 SpecificationsNote Specifications are subject to change AstroMasterCopyright 2007 Celestron All rights reserved Celestron