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Old 04-03-2012, 07:51 AM
skysurfer's Avatar
Dark sky rules !

skysurfer is offline
Join Date: Dec 2011
Location: 52N 6E (EU)
Posts: 1,099
When it is really 2 stops better than the 5d2 it is at least three stops better than the 40d, so I can take deep sky pics @ 6400 or even 12500 which I now do @ 1600.
That means that using the EF 85mm 1.8 I can expose 4 seconds without tracking and still stars till mag 12 on the photo !
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