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Old 23-11-2012, 11:34 AM
DJT (David)
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DJT is offline
 
Join Date: Nov 2011
Location: Sydney
Posts: 1,452
Quote:
Originally Posted by mithrandir View Post
Depends on where you are Philip. Here in outer Sydney 30 secs can be enough for light pollution to flood the image. I'm waiting for a clear night to see if a CLS filter makes much difference.
Hi Andrew

Am able to guide and create 20 minute subs at ISO400 with a CLS filter from just outside of CBD. Prior to CLS, I would blow in 30 seconds..a pointless exercise from my location but you can process it out?
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