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Old 17-07-2014, 11:10 AM
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Amaranthus (Barry)
Thylacinus stargazoculus

Amaranthus is offline
Join Date: Jan 2014
Location: Judbury, Tasmania
Posts: 1,202
NR follows a quadrature relationship with sample size, so 'lots' is probably 8-16 (for long exposures) or any many as you're willing to do for short subs.
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