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FIRSTSCOPE 60 AZ REFRACTORS
FIRSTSCOPE 60 AZ REFRACTORS
MODELS #21052
FIRSTSCOPE 70 AZ REFRACTOR
FIRSTSCOPE 70 AZ REFRACTOR
MODEL #21071
INSTRUCTION MANUAL
INSTRUCTION MANUAL
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INTRODUCTION INTRODUCTION Congratulations on your purchase and welcome to the Celestron world of amateur astronomy. Some of the terms and parts described in these instructions may be new to you, so a few commonly used terms you’ll want to be familiar with are defined below. Altazimuth mount - the simplest type of mount, with two motions: altitude (up and down) and azimuth (side-to- side). “Mount” refers to the part of the telescope that support the tube, which carries all the telesc
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THE FIRSTSCOPE 60 REFRACTOR THE FIRSTSCOPE 60 REFRACTOR The Firstscope AZ is a classical, two element refracting telescope that comes on an altazimuth mount. This section instructs you on the proper assembly and use of your Firstscope telescope, which is shipped in one box, containing all the parts you need to assemble it. Unpack and lay out all of the parts in a large, clear area where you’ll have room to work. Keeping track of the parts, use the list below and the telescope diagram
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Installing the Telescope Onto the Mount Installing the Telescope Onto the Mount 1. Slide the slow motion rod through the adjustment hole on the side of the telescope tube. 2. Place the telescope tube inside the altazimuth mount. 3. Insert the altitude adjustment screws (star shaped handles) through the mount and thread into the sides of the telescope. 4. Remove the lens cap from the telescope. A At tt ta ac ch hiin ng g t th he e S St ta ar r P Po oiin nt te er r F Fiin nd de
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the side and bottom of the Star Pointer. The alignment procedure is best done at night since the LED dot will be difficult to see during the day. 1. To turn on the Star Pointer, rotate the variable brightness control clockwise until you here a "click". To increase the brightness level of the red dot, continue rotating the control knob about 180º until it stops. 2. Locate a bright star or planet and center it in a low power eyepiece in the main telescope. 3. With both eyes open, look
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Therefore, if you use the 20mm eyepiece your magnification is 700/20 = 35x. The same formula can be applied to any of your eyepieces. Celestron offers numerous optional eyepieces to expand your range of magnification. Eyepieces come in barrel diameters of .96" and 1¼". In general, 1¼" eyepieces are of a higher optical quality and give you sharper images, along with a wider field of view and better eye relief. Magnification through the telescope has its limits. These limits are deter
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The drawing of Jupiter provides a good representation of what you can expect to see with moderate magnification, during good “seeing” conditions. Observing the Sun Although overlooked by many amateur astronomers, solar observation is both rewarding and fun. However, because the sun is so bright, special precautions must be taken when observing this star, so as not to damage your eyes or your telescope. Never project an image of the sun through the telescope. This can damage the teles
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O Op pt tiio on na all A Ac cc ce es ss so or riie es s Celestron offers a full line of optional accessories for your Firstscope telescope. Please consult the Celestron Accessory Catalog (#93685) for a complete description. Eyepieces - An assortment of 1¼" eyepieces are available to give you a wide range of magnifications. • OMNI Plössl - Plössl eyepieces have a 4-element lens designed for low-to- high power observing. The Plössls offer razor sharp views across the entire
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CELESTRON TWO YEAR WARRANTY A. Celestron warrants this telescope to be free from defects in materials and workmanship for two years. Celestron will repair or replace such product or part thereof which, upon inspection by Celestron, is found to be defective in materials or workmanship. As a condition to the obligation of Celestron to repair or replace such product, the product must be returned to Celestron together with proof-of-purchase satisfactory to Celestron. B. The Proper Re
