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Summary of Contents for Omegon Dobson 102/640 DOB
- Page 1 Instruction Manual...
- Page 2 English version 8.2014 Rev A The Omegon® 102/640 DOB Congratulations on the purchase of the new Omegon® 102/640 DOB. This small telescope will give you hours of fun, with its all optical glass mirror and super compactness, and it is the ideal companion to start in the world of amateur astronomy.
- Page 3 ATTENTION! Never look at the Sun through a telescope. Concentrated Sun light may cause serious eye injury. Children should use only with adult supervision!
- Page 4 Figure 3. Place the finderscope ask shown. Figure 2. Remove the two thumb nuts. Figure 4. Insert a low power eyepiece (H20mm). Figure 5. Tighten the side thumbscrew to secure eyepiece. Figure 7. Tighten both focuser and barlow thumbscrews. Figure 6. Use the barlow with eyepiece.
- Page 5 4. How to use and align a finderscope ? Example for recticle finderscope but also works for red dot finders. 4.1. A distant object is centered at the telescope’s field of view. In this example we have a house with a chimney.
- Page 6 5. What can been seen with this telescope? Below you will find some examples of what you can expect to see when using this telescope. 5.1. The Moon is one of the most spectular objects to be seen through a telescope. Even a small telescope will reveal high detail of the Moon’s surface.
- Page 7 6. Using the accessories, a bit of math to understand how all it works. = 32 Using the accessories is easy and fun. To change magnification simple swap eyepieces. To get more magnification simply use the This means that the H20 eyepiece provides a barlow lens.
- Page 8 Q: Is my telescope compatible with other eyepieces ? A: Omegon telescopes are compatible with all telescope eyepieces from different manufacturers as long as the eyepiece is a 1.25” (or 31.75mm) size eyepiece. If you would like to test an eyepiece from a fellow astronomer go ahead.
- Page 9 available as plastic foil or glass filters. They allow only a tiny and harmless fraction of sunlight into the telescope when securely positioned over the objective, so allowing you to observe the sun in complete safety. Eyepiece solar filters (not available from us) should be avoided at all costs as they are considered unsafe.
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