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INSTRUCTION MANUAL
®
Orion
™
ShortTube 80-T
80mm Rich-Field Refracting Telescope
#9946
Customer Support (800) 676-1343
E-mail: support@telescope.com
Corporate Offices (831) 763-7000
Providing Exceptional Consumer Optical Products Since 1975
89 Hangar Way, Watsonville, CA 95076
IN 121 Rev. D 02/09
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Welcome to a new world of adventure! Your Orion ShortTube 80-T is a fine-quality instrument designed for both daytime ter- restrial viewing and nighttime stargazing. Compact, portable, and easy to use, this versatile scope will provide many hours of enjoyment for the whole family. These instructions will help you set up and properly use and care for your telescope. Please read them over thoroughly before getting started. Correct-image Correct-image Correct-image Correct-image finder finder f
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Alignment thumbscrews Focus lock-ring Tensioner Figure 2a. The 6x26 correct-image finder scope and bracket. Figure 2b. Inserting the finder scope into the finder scope bracket. Mounting the Telescope Getting Started The ShortTube 80-T can be mounted on any standard camera tripod that has a 1⁄4"-20 stud. The stud threads into one of the The ShortTube 80-T comes nearly fully assembled from the threaded holes on the bottom of the dovetail mounting plate factory. The telescope’s optics have
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Do You Wear Eyeglasses? Terrestrial Viewing If you wear eyeglasses, you may be able to keep them on while you observe, if your eyepieces have enough “eye Many people enjoy using their telescope to view objects relief” to allow you to see the whole field of view. You can such as boats, birds and wildlife. The ShortTube 80-T is an find out by looking through the eyepiece first with your excellent instrument for observing during the daylight hours. glasses on and then with them off, and see
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A. The Moon your observing skills improve, you will be able to coax out The Moon, with its rocky, cratered surface, is one of the more and more intricate details. easiest and most interesting subjects to observe with your telescope. The myriad craters, rilles, and jagged moun- Calculating Magnification tain formations offer endless fascination. The best time to observe the Moon is during a partial phase, that is, when (Power) the Moon is not full. During partial phases, shadows cast by cr
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For closer-range (less than 1/4-mile) terrestrial photography, Specifications you need both a T-ring for your camera and a T-adapter (#5264), which provides the extra focus travel needed. Objective lens: Achromatic doublet, air- Remove the nosepiece from the camera adapter; the body spaced of the adapter will not be needed here. Connect the T-ring to your camera body (remove any camera lenses first), and Objective lens coatings: Fully multi-coated connect the nosepiece of the ca
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One-Year Limited Warranty ™ The Orion ShortTube 80-T Refractor is warranted against defects in materials or workmanship for a period of one year from the date of purchase. This warranty is for the benefit of the original retail purchaser only. During this warranty period Orion Telescopes & Binoculars will repair or replace, at Orion’s option, any warranted instrument that proves to be defective, provided it is returned post- age paid to: Orion Warranty Repair, 89 Hangar Way, Watsonville, CA 9
