I tried dual ISO very first time and it's amazing!
Edited Dual ISO 100/1600
https://500px.com/photo/113785225/dual-iso-by-sami-heikkinen
Unedited
https://500px.com/photo/113785223/dual-iso-by-sami-heikkinen
Edited Dual ISO 100/1600
https://500px.com/photo/113785225/dual-iso-by-sami-heikkinen
Unedited
https://500px.com/photo/113785223/dual-iso-by-sami-heikkinen