<p>Stargazing is an exceptional habit that anyone would never want to give up. So, it is essential to maintain your telescope. Coming right to the point, it is not a major cause of concern for the screws, nuts, and bolts along-with its mount. However, yes, the moisture may damage the mirrors. You can keep it all night outside in your backyard, but don't forget to cover it. The cover should act as a blanket to prevent it from excessive fog, dust and pollution. Nevertheless, you can also bring it inside. According to me, the damage is too insignificant and may require a telescope service if the optics are flecked with spots.</p>

CC BY-SA 4.0
2023-06-11T07:53:15.003Z
2023-06-11T07:53:15.003Z
Radhe Dhoundiyal
<p>It is often cold outside, especially in the evening. So when I take my Newtonian Reflector back in my house, it starts condense.</p>

<p><strong>Can the water destroy my telescope? or the mirrors? Do I have to clean it?</strong></p>

<p>My telescope is fully painted, but I'm afraid of the screws. Screws often rust.</p>

<telescope><newtonian-telescope><dobsonian-telescope>
Is moisture harmful to a Newtonian Reflector?
Jakob
# Is moisture harmful to a Newtonian Reflector?

(Asked by: username_0 on 2019-12-29)

It is often cold outside, especially in the evening. So when I take my Newtonian Reflector back in my house, it starts condense.

**Can the water destroy my telescope? or the mirrors? Do I have to clean it?**

My telescope is fully painted, but I'm afraid of the screws. Screws often rust.

**Tags:** telescope, newtonian-telescope, dobsonian-telescope


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## 1 answers

### Answer by username_1 on 2023-06-11. Score: 0

Stargazing is an exceptional habit that anyone would never want to give up. So, it is essential to maintain your telescope. Coming right to the point, it is not a major cause of concern for the screws, nuts, and bolts along-with its mount. However, yes, the moisture may damage the mirrors. You can keep it all night outside in your backyard, but don't forget to cover it. The cover should act as a blanket to prevent it from excessive fog, dust and pollution. Nevertheless, you can also bring it inside. According to me, the damage is too insignificant and may require a telescope service if the optics are flecked with spots.


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