Quote Originally Posted by dancqu

As for myself, the SBR, Subject Brightness Range, is just
that and no more. Members of this group speak of the SBR
in terms of stops, zones, and maybe EVs. Dan
Now that's an enlightening statement to me. I thought SBR was "Shadow to Brightness Range" and measured in f-Stops/EVs. This is probably why I got lost in this discussion many pages ago. Always good to learn. Thanks.