Re: [ATM] 6-pole

["Lawrence D. Lopez" <lopez@mv.mv.com>]

The thing I like about 8 poles is that you have 4 poles resisting gravity.
And they form two planes.
This somehow seems like a good idea.

Ross Sackett wrote:
> --- Rob O'Toole <albireo13@comcast.net> wrote:
> ...I am leaning
>   
>> towards a 6-pole  
>> vs. 8-pole truss.
>>
>> Any advice or hidden traps I might think about?
>>     
>
>  
> Hi, Rob,
>
> Both work well, but what tips the balance for me is
> that in an 8-pole truss you have room for a hinged
> mirror-box cover.  In the 6-pole arrangement the lid
> bumps up against the poles while still in the light
> path (unless you make the mirror box much wider than
> it otherwise needs to be).  I find totally removable
> covers risky and inconvenient.  If you don't mind,
> then this shouldn't matter.
>
> The geometry of the 8-pole arrangement is also a
> little simpler, but that isn't such a big deal.
>
> Ross
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>
>   

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