Samsung 45mm f/1.8 Review (2d)

Started Apr 26, 2013 | Discussions thread
tecnoworld
Senior MemberPosts: 4,118Gear list
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Re: 45's low light AF?
In reply to Tjalpics, May 17, 2013

For the first part that you didn't understand:

http://en.wikipedia.org/wiki/Exposure_value

Notice that erik used a log with base10, so he then divided by log 2. The same would be using log base 2 w/o further dividing.

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