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This little light of mine ...

9/6/2015

1 Comment

 
Disclaimer: For those of you who do not have an equatorial mount and a polar finder scope, you can ignore this short post. 

This past week I was looking through plastic bins of times past for some items I needed, and ran across a little led light that I had wrapped in red cellophane for night use. 
Picture
As I looked at it, it hit me that it would be perfect for illuminating my polar finder scope on my CG-5 equatorial mount.  I had tried to make something before for this but it didn't work out, so I normally just hold a red led flashlight near the upper end of the telescope axis while I perform a manual polar align. This is sometimes awkward though.  Eyeing my old modified led light, it looked like it could clip on the mount right above the upper axis and I could bend it to provide just the right amount of red illumination to my polar finder scope without it being in the line of sight.

So I tried it and it worked!  Here is a picture of it clipped into place and another picture without a flash to give an idea of the low red light it provides in just the right place.


Picture
Picture
When I am finished with the manual polar align, I simply un-clip the led light from the mount and clip it to the tripod tray so it is handy the next time I need it.
1 Comment
Ed Gregory
9/4/2017 09:08:51 am

An amazing setup. I had stumbled on the benefits of remote viewing. I run a single USB cable from a powered hub (connects into socket on wall next to my deck. The other night it was 5 degrees here in Ottawa Canada (yep on September 1, 2017).

Anyhow, in summer and spring this setup has the benefit of keeping the mosquitos and blackflies. The only downside is weather conditions can change rapidly. One time I had slewed to Arcturus and just saw white - stepped out and saw a flash of lightning. A storm had rolled in. Got everything in real quick lol. I don't have a rolling setup like you have but that would have been a benefit.

The other thing to watch for is cables getting snagged, so my protocol is once I have slewed to object, is to step out and check my cables to ensure they are not wrapped up or caught.

I recently added an electronic polar scope which means I no longer have to kneel down and use the regular polar scope. I can now polar align within 50 arc seconds at least using the electronic polar scope. I still have to step out and adjust the alt-az screws, and have a remote video screen by scope which lets me see polaris and accurately do this.

Anyhow, I am sold on the benefits of remote observing, and you have given me some great ideas.

Thankyou.

Ed

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    Author

    Astronomy was my favorite hobby many years ago, but was gradually set aside due to work, family and life in general.  In recent years I resumed my hobby looking forward to using the new technology that is now available.  Then I discovered Video Astronomy.  Then I learned how to do it Remotely.  I wrote some books, and decided to set up this web site to continue to pass on what I learn.

    ​Jim Meadows

    Questions or comments?  Email me at:
    ​[email protected]

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