Thread: Neutal Density, Polarising or Moon filter ?
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Old 17-09-2005, 08:41 PM
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ballaratdragons (Ken)
The 'DRAGON MAN'

ballaratdragons is offline 		 
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Yes they are different Ian. Polarising filters are adjustable, ND filters block stray and excess light and a Moon Filter is usually just darkened glass to cut glare.

See here:http://sciastro.net/portia/advice/filters.htm
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