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Timeline for Decrease the focal length of lens

Current License: CC BY-SA 3.0

12 events
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Oct 7, 2018 at 16:57 vote accept Romeo Ninov
Dec 11, 2017 at 14:32 history tweeted twitter.com/StackPhotos/status/940227771267198976
Dec 11, 2017 at 8:48 comment added Romeo Ninov @MichaelClark, I browse the mentioned answer, but I did not find good explanation as answer below. And for me this knowledge (below) is just different (in sense of point of view) from the answer you mention
Dec 11, 2017 at 8:03 history reopened Romeo Ninov
Michael C lens
Dec 11, 2017 at 8:02 comment added Michael C The accepted answer to the duplicate makes very clear that the size of the image circle and the brightness of the light field are directly related. You can't have one without the other.
Dec 8, 2017 at 12:45 review Reopen votes
Dec 11, 2017 at 8:03
Dec 8, 2017 at 12:38 comment added Aram Hăvărneanu I agree, this is a different question.
Dec 8, 2017 at 12:28 history edited Romeo Ninov CC BY-SA 3.0
add clarification about duplicated question
Dec 8, 2017 at 10:58 comment added Romeo Ninov Michael, I am sure you make difference between light and focal length. I search for a way to decrease focal length!
Dec 8, 2017 at 10:40 history closed Michael C lens Duplicate of How can a speedbooster improve the light performance of a lens?
Dec 8, 2017 at 9:47 answer added Aram Hăvărneanu timeline score: 3
Dec 8, 2017 at 9:42 history asked Romeo Ninov CC BY-SA 3.0