View Single Post
  #14  
Old 03-09-2007, 09:52 PM
Dennis
Dazzled by the Cosmos.

Dennis is offline
 
Join Date: May 2005
Location: Brisbane
Posts: 11,830
Quote:
Originally Posted by joshman View Post
hmmm....i must be on a faster part of the earth, or else my focusing is better than i thought, but i can notice star trailing on my exposures over about 20-25 seconds at 18mm f3.5.

it'd be nice to get the 50mm f1.8 prime lens. that should allow some pretty nice shots.

i'm sure i'll work out a system that'll work well for me.
There will be more star trailing evident if you take long exposure photos in the equatorial regions than the polar regions, due to the larger diameter circles of celestial latitude towards the celestial equator.

Cheers

Dennis
Reply With Quote