Thread: Collimator / sight tube
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Old 14-04-2008, 08:46 AM
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dannat (Daniel)
daniel

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Join Date: Sep 2007
Location: Macedon shire, Australia
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Collimator / sight tube
Does anyone have a link for building a home-made sight tube/collimator - I am pretty sure I have seen one using a film canister, but cannot find it?
any help much appreciated daniel
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