Omega bob's CaK filter

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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Re: Omega bob's CaK filter

Post by marktownley » Sat Jan 17, 2015 7:38 pm

michael.h.f.wilkinson wrote:Interesting thread, I was certainly contemplating Bob's CaK filter behind my Beloptic Triband ERF. Doesn't seem like a good idea. It is probably better to go towards a B1200 CaK (or even just a B600 in my 80mm F/6)

I would agree Michael.
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