M220Z3-L03 Chi Mei, M220Z3-L03 Datasheet - Page 18

• Manufacturer Part Number: M220Z3-L03
• Description: TFT LCD Module
• Manufacturer: Chi Mei

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Note (2) Definition of Contrast Ratio (CR):
Note (3) Definition of Response Time (T
Note (4) Definition of Luminance of White (L
The contrast ratio can be calculated by the following expression.
Response
Contrast Ratio (CR) = L255 / L0
L255: Luminance of gray level 255
L 0: Luminance of gray level 0
CR = CR (7)
CR (X) is corresponding to the Contrast Ratio of the point X at Figure in Note (6).
Measure the luminance of gray level 255 at center point
Optical
100%
90%
10%
0%
Gray Level
255
66.67m
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T
R
R
, T
F
C
):
):
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Gray Level 0
66.67m
T
F
Gray Level
Issued Date: Mar. 4, 2008
Model No.: M220Z3-L03
Doc No.:
255
Time
Tentative
Version 0.0
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