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Old 12-01-2007, 02:36 PM
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erick (Eric)
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Join Date: Dec 2006
Location: Gerringong
Posts: 8,548
Quote:
Originally Posted by fringe_dweller View Post
Erick with the 55mm you can go up to even 10-15 sec's without much trailing i would think - but I would go for all the ones between 1 and 10 sec do all different random ones, thats what would i do - one has got to be the one! i simply lock the shutter release cable in bulb mode and count the sec's 'missippi one' ect. i would think 4 sec's would be a nice figure.
with the 135mm you have less time before trailing begins, and it will be darker due to being not as fast a lens - keep them too 1-5? secs' and the
28 i think you could go for up to 20 secs before trailing begins.
i would stop the 55 down one stop as well as some wide open.
the 135,, as Terry said is best wide open (I have the same lens- see my avatar for an example from it- and that is stopped down a stop!!) this is all on a nice sturdy tripod i assume?
Yes, on a pretty solid Velbon. I can lock the mirror up before I open the shutter, to reduce shake. I'll be using a cable release.

I've been thinking as much about composition of the photos as exposure and actually getting the comet onto film. I've some "weird" ideas I want to try - probably won't come off!

Thanks, Eric
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