Thread: What "Bad" effects does a barlow have for visual Observation?
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Old 25-10-2006, 11:12 AM
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iceman (Mike)
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Join Date: Sep 2004
Location: Gosford, NSW, Australia
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Good barlows won't be noticeable visually, bad ones will.

The Orion seems ok by all reports. The best of the bunch is the 2.5x powermate, but it is considerably more expensive than most.
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