Blocking Filter DIY replacement

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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ronatu
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Blocking Filter DIY replacement

Post by ronatu » Mon Sep 24, 2018 2:49 pm

Does anyone try to replace blocking filter?
Please share.

PS Would like to change size of it. From BF5 to 10-15.
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marktownley
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Re: Blocking Filter DIY replacement

Post by marktownley » Mon Sep 24, 2018 6:03 pm

What are you trying to change it in? a PST?
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http://brierleyhillsolar.blogspot.co.uk/
Solar images, a collection of all the most up to date live solar data on the web, imaging & processing tutorials - please take a look!

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TheSkyBurner
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Re: Blocking Filter DIY replacement

Post by TheSkyBurner » Mon Sep 24, 2018 8:46 pm

:lol: :lol: :lol: :lol: :lol: :lol: :lol: :lol: :lol: :lol: :lol:
off the shelf blocking filter by apollo lasky.JPG
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Starry Jack
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Re: Blocking Filter DIY replacement

Post by Starry Jack » Mon Oct 01, 2018 2:27 pm

I heard one gent drilled out the hole in the black cover. He got another few millimeters that way.

Jack

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