Quote:
Originally Posted by RickS
The CF tube offers no improvement in focus stability anyway, Allan. I have one and the primary mirror cell and the spider assembly are bolted to each end of the full length metal dovetails. I think the CF tube is mostly there to look cool
Cheers,
Rick.
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I wouuld have to agree Rick. So far as I have been able to assertain the weight difference between the 12" aluminium tube and the CF tube is between 1-2 Kg. Worthwhile but not extreme.
Allan