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    Re: Dark Glass Artificial Horizon
    From: David Pike
    Date: 2017 Oct 18, 07:32 -0700

    Marty Lyons wrote: Your results seem pretty good. I would suggest, however, that you upgrade your level. Even brand name circular bubble levels can be notoriously inaccurate. 

    I thought that, but It's not bad.  If I set it up on the mirror, then twist the level only (eBay unbranded) though 360 degrees, 30 degrees at a time, the bubble barely moves from the centre of the inner circle.  DaveP

       
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