Whether it is used to monitor the enemy's situation or use ordinary terrain surv...
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If the telescope has an equatorial mount, the telescope's right ascension and de...
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(1) Unfold the tripod and adjust the height. (2) The equatorial mount is connect...
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Thinking of childhood, TVs and air-conditioning are far less popular than they a...
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Many friends are asking me: How to maintain the telescope after I start it? Toda...
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Purchasing a telescope that you want is a very important issue for users, becaus...
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Binocular prisms can be divided into two categories: pro prisms and roof prisms....
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1. Specifications of the telescope The specifications of the telescope are expre...
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