About your monitor | 11
Eye Comfort 3.0 Requirements and Star Rating Scheme for Monitors
Category Test item
Star Rating Scheme
3-star 4-star 5-star
Eye Care
Low Blue Light
TÜV Hardware LBL
Category III (≤50%)
or Software LBL
solution¹
TÜV Hardware LBL
Category II (≤35%)
or Category I
(≤20%)
TÜV Hardware LBL
Category II (≤35%) or
Category I (≤20%)
Flicker Free
TÜV Flicker Reduced
or TÜV Flicker Free
TÜV Flicker Reduced
or TÜV Flicker Free
Flicker Free
Ambient Light
Management
Ambient Light Sensor
performance
No sensor No sensor Ambient light sensor
Intelligent CCT
control
No No Yes
Intelligent Luminance
control
No No Yes
Image quality
Refresh Rate ≥60Hz ≥75Hz ≥120Hz
Luminance uniformity Luminance uniformity ≥ 75%
Color Uniformity Color uniformity Δu’v’ ≤ 0.02
Freedom of
movement
Luminance changes shall decrease less than 50%;
The colour shift shall be less than 0.01
Gamma dierence
Gamma dierence ≤
±0.2
Gamma dierence
≤ ±0.2
Gamma dierence
≤ ±0.2
Wide color gamut
2
NTSC
3
Min.72% (CIE
1931) or sRGB
4
Min
95% (CIE 1931)
sRGB
4
Min.95% (CIE
1931)
DCI-P3
5
Min.
95% (CIE 1976) &
sRGB
4
Min.95%
(CIE 1931) or
AdobeRGB
6
Min.95%
(CIE 1931) & sRGB
4
Min.95% (CIE 1931)
Eye Comfort
User Guide
User guide Yes Yes Yes
Remark
¹ Software controls the blue light emission by reducing excessive blue light, resulting in a
more yellow tone.
2
Color gamut describes the availability of colors in the display. Various standards were
developed for specic purposes. 100% corresponds to the full color space as dened in
the standard.
3
NTSC stands for National Television Standards Committee, which developed a color
space for the television system that is used in the United States.
4
sRGB is a standard red, green, and blue color space that is in use on monitors, printers,
and the World Wide Web.
5
DCI-P3, short for Digital Cinema Initiatives - Protocol 3, is a color space used in digital
cinema that encompasses a wider range of colors than the standard RGB color space.
6
Adobe RGB is a color space created by Adobe Systems that encompasses a broader
range of colors than the standard RGB color model, particularly in the cyans and greens.
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