Instruction/ maintenance manual of the product 9786 Orion
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INSTRUCTION MANUAL IN 319 Rev . A 09/07 Providing Exceptional Consumer Optical Products Since 1975 Customer Support (800)-676-1343 E-mail: support@telescope.
2 Figure 1 . The 6" Ne wtonian Imaging Reflector . Focuser Focus wheel Primar y mirror cell Secondary mirror holder Fine focus wheel Dov etail holder Focuser thumbscrew Drawtube extension thumbsc.
3 Congratulations on y our purchase of an Orion 6" Newtonian Imaging Reflector . Y our 6" Newtonian Imaging Reflector is a Ne wtonian reflec - tor telescope with high quality optics and e xcellent mechani - cal construction. It has been specially optimized f or use with astronomical CCD imaging cameras .
4 divide the f ocal length of the telescope by the focal length of the ey epiece: T elescope Focal Length (mm) = Magnification Eyepiece Focal Length (mm) F or example, the 6" Ne wtonian Imaging R.
5 tom. This helps center your e ye so collimating is easy to per- f or m. Figures 3b through 3e assume you ha ve the collimating cap in place. In addition to the collimating cap , you’ll notice a small ring label on the e xact center of the pr imary mirror .
6 ar y mirror holder until the reflection of the primar y mirror is as centered in the secondar y mirror as possib le. It ma y not be perf ectly centered, but that is OK for no w . Tighten the three small alignment setscrews equally to secure the secondary mirror in that position.
7 Figure 8. A star test will determine if the telescope's optics are properly collimated. A defocused vie w of a br ight star through the ey epiece should appear as illustrated on the right if optics are per- fectly collimated. If the circle is unsymmetr ical, as illustrated on the left, the scope needs alignment.
8 One-Y ear Limited W arranty This Orion 6" Newtonian Imaging Reflector is warr anted against defects in materials or workmanship for a period of one year from the date of purchase. This warranty is f or the benefit of the original retail pur - chaser only .
An important point after buying a device Orion 9786 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Orion 9786 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Orion 9786 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Orion 9786 you will learn all the available features of the product, as well as information on its operation. The information that you get Orion 9786 will certainly help you make a decision on the purchase.
If you already are a holder of Orion 9786, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Orion 9786.
However, one of the most important roles played by the user manual is to help in solving problems with Orion 9786. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Orion 9786 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
