Ressurecting a very good calcium k-line thread

Frankenscope? Let's see it!***be advised that NOTHING in this forum has been safety tested and you are reading and using these posts at your own peril. blah, blah, blah... dont mess around with your eyesight when it comes to solar astronomy. Use appropriate filtration at all times...
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Valery
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Re: Ressurecting a very good calcium k-line thread

Post by Valery » Mon Apr 04, 2016 3:28 am

Ghost-Fire wrote:
The information here is great, and is worth the reread.
True. Thanks for reminding us about that thread. I re-read that thread with a great pleasure.


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Re: Ressurecting a very good calcium k-line thread

Post by marktownley » Mon Apr 04, 2016 6:15 am

yes, i'd forgot that one too. Interesting :)
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