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Old 20-03-2010, 09:20 AM
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multiweb (Marc)
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Join Date: Oct 2007
Location: Sydney
Posts: 22,079
QHY8 - WO FF Type IV

Just got my WO Field Flatener type IV. I want to use it on an Orion ED80. I was wondering if anybody has used one and what the ideal spacing should be from the camera face to the FF T thread? Thanks.
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