Yesterday from a wider perspective for all detailed introduction of the OPPO X903 the Android Smartphone. Believe in the number of fresh elements, has left a deep impression on many potential consumers, end of story "test market" that many be involved with. Never mind, today we continue to in-depth analysis of the X903 of this machine, and see what it's all worth the price.
OPPO X903
This article will focus on the OPPO X903 screen and properties of both, we will first introduce the point from which to test the X903 of this block is provided by Hitachi IPS hard screen. Prior to the publication of test results, I believe that it is necessary to introduce some terminology, and test instrument used by--Topcon BM7A luminance colorimeter. (Following the order of the pictures are: left in Samsung GALAXY s II/: OPPO X903/right: the iPhone 4)
Test instrument used by--Topcon BM7A luminance colorimeter
1.NTSC color field value (common monitor color field value: 72%)
As was true with the monitor and TV, NTSC color field value is the cell phone screen displays the vividness of color, not color number. NTSC color gamut of higher value, the screen colors more vivid, that is, in the area covered by the triangle means that screen capable of displaying color range.
Screen | NTSC color gamut | Maximum brightness | Contrast | Color temperature |
Super AMOLED Plus | 107.79% | 170.6cd/m^2 | 25,462:1 | 9070.5K |
iPhone 4(IPS) | 51.86% | 563.2cd/m^2 | 1012.1:1 | 7128K |
x903(IPS) | 90.19% | 417.3cd/m^2 | 655.51 |
7386.58K
2. the maximum brightness (CD/m^2, luminous intensity per unit of area is 1 candela (CD) of the number of point light source)
Screen brightness here believe many readers will be able to understand, not to do too much to explain here. Not directly related to mobile phone screen brightness and color, but it can still strong light outdoors in enables users to see the contents of the screen, it is very meaningful for users.
Pure white
3. contrast
Contrast manifests is handset screen screen embodiment of sense, but also to note the controlled light leakage on screens from the side. If the black screen brightness is too high, then the screen light leakage phenomenon, but light leakage is inevitable for TFT-LCD display screen, just serious level is different.
Pure black
4. color temperature
Temperature reflect screen colors are rather cold or warm and normally we will let mobile phone display plain white, brightness D65 standard and environment cases, color temperature 6500K normal less than the 6500K warmer, and above 6500K rather cold.
NTSC color gamut
From the above figure we can clearly see that OPPO X903 color field is not less than that of Samsung GALAXY s-II, and also far exceeded the iPhone4 IPS screen, relevant supporting please continue to read the next figure shows the effect.
Related reading:
"Find" Android perfect transformation OPPO X903 detailed evaluation
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