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Critical Flesh Tones Test Chart

Critical Flesh Tones Test Chart Instructions Operating Manual Critical Flesh Tones Test Chart PDF
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The YE111 flesh tone test chart is designed for evaluating the flesh tone rendition of electronic cameras. The picture shows the portraits of three women with ideal and critical flesh tones.

The picture areas marked with circles

The picture areas marked with circles have the following color coordinates in the CIE-L*a*b*-system:

  L* a* b*
woman left 75.27 19.45 27.46
woman middle 78.04 12.50 16.65
woman right 83.26 10.18 13.49
 

Utilization

The test transparency is designed for matching several color cameras to an approximately uniform color rendition of human flesh tones.

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Threnh Technology is a Chinese professional manufacturer with 22 years of industry experience, specializing in the field of color measurement and surface gloss detection. Integrating research and development, design, production, marketing, and sales, the company takes technological innovation as its core and is committed to providing global customers with high-precision and intelligent testing instruments as well as professional solutions.


SCI&SCE are two method in the color measurement. SCI means Specular Component Include,SCE means Specular Component Exclude.

Under the method of SCE, only test diffuse refection and exclude specular reflection. In that way, the test result is similar to object color was observed by human eyes.

Under the method SCI, both the diffuse refection and specular reflection will be included. In that way, the value about the color is more objective. It will not effect by the environment condition.

When we choose the instrument, those elements should be taking into consideration.


The ΔE (Delta E) formula of the CIELAB color space is usually used to measure color difference. The difference is measured in a colorimeter or spectrophotometer to gauge the level of perceptibility of the difference between two samples in terms of L*a*b*.


The gloss meter is used to measure the gloss level: it is a device that directs the light at a fixed angle and reads the intensity of the reflected light. The angles, such as 60°, 20°, or 85°, are applied depending on the type of surface and the range of gloss.


Yes, we warmly welcome and sincerely invite you or your team to visit our factory, we will help to arrange hotel and pick up you from airport.

Since part of the light will pass through the light-transmitting materials, the colorimeter is not suitable for color measurement of such kinds of materials; however, when place a pure color material with uniform texture under the light-transmitting material, we can measure the color difference between the standard and the sample. 

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