Instruction/ maintenance manual of the product AT90EDT Meade
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Thank you for choosing this Astro-Tech AT90EDT high-perf ormance apochromatic ED triplet re fractor . The images from i ts f ull y -collimatable 600mm f/6. 7 ED (Extr a-low Dispersion) air-spaced triplet optics are virtually color-free, even at high magnifications, thanks to its use of advanced Ohar a FPL -53 ED glass.
astr o - tech www.astronomytechnologies.com from Astr onom y T echnologies, PO Box 720013, Norman, OK 73070 © 2007 b y Astronom y T echnologies Specifications, features , and descriptions are eff ective 7/1/2007, but are subject to correction and/or modification without notice and/or obligation.
An important point after buying a device Meade AT90EDT (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Meade AT90EDT 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 Meade AT90EDT - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Meade AT90EDT you will learn all the available features of the product, as well as information on its operation. The information that you get Meade AT90EDT will certainly help you make a decision on the purchase.
If you already are a holder of Meade AT90EDT, 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 Meade AT90EDT.
However, one of the most important roles played by the user manual is to help in solving problems with Meade AT90EDT. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Meade AT90EDT 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
