Thread: Anyone use barlowed laser technique?
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Old 10-12-2006, 02:41 PM
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dcnicholls
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Location: Canberra, Oz.
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Try the modified Krupa collimator (see the post "New type of newtonian collimator") if you don't mind a bit of construction. It works a lot like the Barlowed laser, but is easier to use.

DN
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