Hello, folks! This is my 1st post on DSF, I have got the photo of pelican and North america nebula by EOS 7D and optolong ultra high contrast filter. Total exposure time is 50 min, seeing bad, that...
Type: Posts; User: isaacnewtonzhang; Keyword(s):
Hello, folks! This is my 1st post on DSF, I have got the photo of pelican and North america nebula by EOS 7D and optolong ultra high contrast filter. Total exposure time is 50 min, seeing bad, that...