Make your guess ... - Printable Version +- Opticallimits (https://forum.opticallimits.com) +-- Forum: Forums (https://forum.opticallimits.com/forumdisplay.php?fid=4) +--- Forum: Just Talk (https://forum.opticallimits.com/forumdisplay.php?fid=17) +--- Thread: Make your guess ... (/showthread.php?tid=1813) Pages:
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Make your guess ... - Brightcolours - 07-18-2013 No idea just how many stops that is, but that is terrible! Looks as if you are testing it with an 135 format FF NEX camera Make your guess ... - marco - 07-18-2013 How is the feeling? I wanted to give a NEX 3N with this lens to my brother for baby photos etc. but I'm not sure that the AF is not to sluggish. Make your guess ... - Guest - 07-23-2013 Quote:Now that you mention this ... seems as if the Imatest result is erroneous. So, what's the answer? Was it possible to derive a value? I guess with hard vignetting, it's really "infinity" in the very corner. Make your guess ... - Klaus - 07-23-2013 You are referring to the contrast ratio. I tweaked things a little to get a correct reading - 5EV. Make your guess ... - Guest - 07-23-2013 Quote:You are referring to the contrast ratio. I guess a record? Make your guess ... - Sylvain - 07-25-2013 Quote:No idea just how many stops that is, but that is terrible! Looks as if you are testing it with an 135 format FF NEX camera Kinda makes you wonder how a rumored full frame nex will look like next year judging how many issues they seem to be having with regards to the sensor area (nex7 issue, vignetting). I'm thinking they might go the "prime lenses only" route? Which wouldn't be a bad thing. |