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Old 21-08-2008, 11:06 AM
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iceman (Mike)
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Join Date: Sep 2004
Location: Gosford, NSW, Australia
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Fahim the 3x (or most other barlows including the 5x) with the extension of the filter wheel (or a diagonal) WILL give you more focal length (eg it might turn your 3x into a 3.5x or 4x).

However with the 2.5x, any extension will REDUCE the magnification - ie it might make it a 2x or a 2.25x.
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