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  1. N

    develop with color profile

    hello, I'd like to send my dental technican best photo of my patients teeth with a shaders pallette so he can put the correct porcelain colors. I've Nikon D90 with Nikon R1 side lamps. my current protocol: 1-set white balance with gray card 2-take photo of color passport side 1 3-take photo of...
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    refresh colors

    hello, this is a mobile photo I took of a picture in a book. I'd like to refresh it's colors. how can I do it in PS? image tracing in illustrator or faster in ps ?
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    best gray card match

    hello, I've read that after setting histogram to show Lab color values I can hover over the gray square with the cut (I know it should be rotated 180*) and while changing the exposure I should check the L value to become as close to 79 with a and b values as close to 0 as possible. Can I correct...
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    repeatable colors with color passport

    I'm taking a photo in a dental office with Nikona D90 + Nikon R1 wingflashes + macro Tamron 90mm. i take a photo of X-rite color passport, then without any changes in settings i shoot dental shaders which are used to match patients teeth colors. after creating a color profile and saving photo...
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    correct process of color calibration

    i've sent a question to support team but still no answer. please tell me what do you think is best. on this video 13:33 i see that even though new color profile has been selected, white balance is once again changed a little.
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    correct process of color calibration

    is my process correct? 1)i set a white balance with gray card, 2)i take a photo of x-rite color passport 3)i create a new color profile 3)i open lightroom/camera raw and choose this new color profile 4)i pick with an eyedropper tool to detail the white balance (first gray square on the left with...
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    match skin tone

    from now on I will use this color checker I've already bought.https://www.youtube.com/watch?v=1ZRUNUbOB7U
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    X-Rite Color Checker Passport

    i've got my answer here https://www.youtube.com/watch?v=1ZRUNUbOB7U around 19:20
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    match skin tone

    thanks for your tutorial Rich54 but i've wathed the video and when i try to change the curves output (the text field on the right) for red,then blue and green colors with the rgb values from the color sampler i have some strange result like on the image.
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    match skin tone

    could you please send me what settings you used in hue/saturation adjustement layer in this particular case? you made it look great! I will make some standard light settings for such photos.
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    match skin tone

    okay I will try this method, but i'm working on jpg's not raw/nef files (which i assume is lossless)
  12. N

    match skin tone

    i've made those photos with different light settings. I have RAW files but can't figure out how to make skin tone look similar. how should i make it similar?
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    X-Rite Color Checker Passport

    i bought X-Rite Color Checker Passport and saw it's tutorial https://www.youtube.com/watch?v=5d5xSdin2GM what are the correct steps to get the best colors of my photo with this tool (i'm not talking about monitor calibration-that's another topic) 1-take a RAW/NEF photo with color checker 2-save...
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    precise Lab color color picker

    by using this jsx script my color is set to Lab values: 61,29 ; 0,93 ; 9, 28 after calculations you mentioned above i should get Lab 16 bit values: L16 20048,81 a16 -32,27 b16 837,21 but color sampler in photoshop says this: what's wrong? #target photoshop; var colour = new...
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    precise Lab color color picker

    so for b -0,2343 it should be -0,2343*128=-32.27
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    precise Lab color color picker

    -so I open RAW/NEF photo in photoshop -Camera Raw windows I choose ProPhoto RGB 16bits with my camera correct color profile. -i use color sampler to select color. -how to convert those values into Lab small values ex: 61,12 ; -0,43 ; 30,32
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    precise Lab color color picker

    is there any software to read colors of the photo with info panel or color picker witch such details: L:61,18411 ; a:−0,25212 ; b=6,54342 photoshop is not precise, can't such plugin for imagej either.
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    macro label image

    i have a macro that selects color ranges and fills it with some color (16 colors - one by one). is there any way to add text label over the part of the image where it is filled?
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    Tooth Color Analysis Methods

    Original: Method 1: -Convert to Lab mode -Added a 50% gray level Layer above the original and set blend to Luminosity (this is to isolate the colors) -Added a curves adjustment Layer and use the Auto function only on the "a" and "b" channels -Added a posterization adjustment Layer and in this...
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    Polarization Filter?

    Dear John i've already bought polarization filter. i will post results here today or tomorrow, but please tell me should i use this filter with our without ring flash? i was using ring flash to see more details of the tooth structure.

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