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Thread: Dealing with Thermal Haze

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    Dealing with Thermal Haze

    having problems with thermal haze, i didn't wanted to create a new thread but wanted to ask you if you have any tips for me in regards to this? if you're still here Jim A.
    if there's anyone else who has some recommendations - always appreciated.

  2. #2

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    Re: Thermal Haze

    Quote Originally Posted by Anybothe1982 View Post
    having problems with thermal haze, i didn't wanted to create a new thread but wanted to ask you if you have any tips for me in regards to this? if you're still here Jim A.
    if there's anyone else who has some recommendations - always appreciated.
    Soma apps have a dehaze or equivalent function.

    Original:
    Dealing with Thermal Haze

    De-Haze (RawTherapee):
    Dealing with Thermal Haze

    Adaptive Histogram Expansion (CLAHE - a plug-in for ImageJ)
    Dealing with Thermal Haze

    Both are one-click solutions as opposed to lots of messing around in post ...
    Last edited by xpatUSA; 15th May 2020 at 05:25 PM.

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    Moderator Manfred M's Avatar
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    Re: Thermal Haze

    Putting items into a new thread is usually the best route, so I have moved this question into a new one.

    The question I had for you is trying to get a better idea of what you mean. Do you want to accentuate or reduce the haze? Posting an example of what you are dealing with is always the best way to proceed as we can look at the specific issues of the image.

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    Re: Dealing with Thermal Haze

    From my experience it is better to accept the situation and work with the haze than attempt to defeat it. Or if you can't change the composition/camera angle, sometimes just walking away is the best option.

    I do occasionally use a little Dehaze but with great caution and I often find that simply adjusting things like Curves or tweaking the Exposure and Black Level during Raw image conversion plus careful sharpening gives better more natural looking results.

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    Re: Dealing with Thermal Haze

    There's another function called Retinex invented by Edwin Land (he of Polaroid) and supposedly used by NASA for "seeing through clouds". I find it almost uncontrollable but here you are, anyways:

    Dealing with Thermal Haze

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    rpcrowe's Avatar
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    Re: Dealing with Thermal Haze

    Occasionally and only if the angle of the sun is just right, a CPL filter will help penetrate haze by reducing the reflections on the particulates in the air...

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    Re: Dealing with Thermal Haze

    Also, some folks like UV filters which are said to "cut through the haze".

    Various filters are demonstrated here:

    https://pages.mtu.edu/~shene/DigiCam...filter-UV.html

    ... although I don't see a great amount of cutting compared to my examples posted earlier.
    Last edited by xpatUSA; 16th May 2020 at 03:07 PM. Reason: added "although" etc.

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