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76mm Reflector Telescope with Tripod
INSTRUCTION MANUAL
VIV-TEL-76700
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Limited One Year Warranty Vivitar warrants this quality product to be free of defects in material and workmanship for a period of one year from the date of purchase. During the period, Vivitar will repair or replace the product at no charge for parts or labor. TIME PERIOD OF THIS WARRANTY The time period of this warranty starts from the date of the original purchase and expires on the first anniversary date of purchase. WHAT IS NOT COVERED BY THIS WARRANTY No express or implied warranty is m
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WHAT TO DO WHEN SERVICE IS NEEDED STEP 1. Package the product and relevant accessories carefully, using ample padding materials and a sturdy mailing container to prevent damage in transit. STEP 2. Include in package: a) Evidence of date and place of original purchase (for example, a copy of your sales receipt). b) Detailed description of your problem. c) When possible, a sample evidencing the problem. STEP 3. Return item (insured) to: (in the U.S.): (in the U.K.)
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A Quick Look at Your Device 1. Main mount 2. Pitching slim auxlliary knob 3. Pitching shaft screw 4. Rack and pinion focusing knob 5. Eyepiece joint tube 6. Thumb nut for sighting scope 7. Sighting scope bracket 8. Sighting scope 9. Eyepiece 10. Pitching clamp handle screw 11. Left and right blocks 12.Pitching shaft 13.Main tube 14.HorizonaI locking auxiliary screw 15.Mount base 16.Tripod legs 17.Accessory dish -3-
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Introduction Introduction Thank you for purchasing your 76mm Reflector Telescope. Your telescope is a precision optical instrument which you can use to learn more about space, the study of astronomy, and the world around you. Please read this manual before using your flash in order to get the best results possible. -4-
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Assembling Your Telescope 1.Remove the tripod legs from the box and extend each of them to a suitable length from top to bottom, and then tighten the locking knob (see fig. 1). -5-
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Assembling Your Telescope (continued) 2. Connect each leg and the mount base using long screws and wing nuts (see fig. 2a), but not tighten. 3. Stretch out the tripod legs so that you can put the accessory dish on it, connecting them with short screws and wing nuts (see fig. 3) . Tighten the wing nuts of the tripod legs. 4. Connect the pitching shaft to the main tube using the pitching shaft screw (see fig. 2b) . 5. Loosen the left and right blocks on the main tube, and then connect the ma
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Assembling Your Telescope (continued) 6. Take off the thumb nuts for the sighting scope , and loosely insert the two bolts on the sighting scope bracket so they are aiming the main tube into them. Whirl the thumb nuts back and tighten them (see fig. 4a). 7. Install the eyepiece (or erecting eyepiece ) in the eyepiece joint tube, tighten the locking screws (see fig. 4b ). -7-
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Using Your Telescope’s Accessories 1. Eyepieces : Insert any of the eyepieces into the eyepiece joint tube and tighten the locking screws. This will provide you with the optical power that you need. 2.The Sighting Scope : The sighting scope has a low magnification and wide visual field, which can help you find far away objects quickly. 3. Erecting Eyepiece: Put the erecting eyepiece in the eyepiece joint tube, and tighten the locking screw. The image you are viewing will be straighten out
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Tips on Using Your Telescope The telescope is a precision optical instrument . The more you know about it, and the more carefully you maintain it, the many service it will provide for you. What you see through the telescope and whether you see clearly is dependant on three factors: magnification , brightness and resolving power. There is a common misconception that it would be better if the magnification is bigger at all times .While one of the most important functions of the telescope is
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Factors That Effect Observing Results 1. Hot air is always moving through the atmosphere .This motion can cause bad images in high power conditions, which is why it is often preferred to observe at several night . 2. Hot air on the surface of the earth will also cause waves of the air to make the image twisted and crushed . This can make the observing conditions very bad. 3. Light pollution : try hard not to use your telescope around street lights , or under your home’s lights. 4 .Moonlight
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Maintaining Your Telescope The mirrors and lenses arethe most important and the most easily damaged parts of your telescope. To avoid affecting the precision and the performance of your optics, the mirrors or lens can't be casually taken out of their mount and the lens or mirrors must be cleaned as carefully as possible. Cleaning : When it becomes necessary to clean the lens or mirrors , you should first clean off any dust with a suitable brush, and then drop a few drops of non-harsh cleaning
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Features and Specifications Features and Specifications -12-
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1. Hot air is always moving through the atmosphere .This motion can cause bad images in high power conditions, which is why it is often preferred to observe at several night . 2. Hot air on the surface of the earth will also cause waves of the air to make the image twisted and crushed . This can make the observing conditions very bad. 3. Light pollution : try hard not to use your telescope around street lights , or under your home’s lights. 4 .Moonlight is another factor that affects tone’
