12.Backlight Information
No.2 3 4 5 shall be lighted at constant lamp current ( IL : 5.0 mA ) and shall be measured 3
minutes after the table below. The measurement shall be conducted on the condition that ambient
temperature : 25
2
少humidity : 30 ~ 85%, with no wind.
NO Items Requirements Remarks
1 Lamp Current (IL)
5.0
0.5 (mArms)
2 Lamp Voltage (VL)
328
20 (Vrms)
3
Lamp Power (P)
(Reference Value)
1.03 (Wrms) VL * IL
4 Luminance 250 min (cd/m2) Note 1
5
Chromaticity (X)
(Y)
0.308
0.01
0.330
0.01
Note 2
6 Starting Voltage (VS)
530 MAX (25少) (Vrms)
650 MAX (0少) (Vrms)
Note 3
7 Life time 10000 min (h) Note 4
Note 1. The average value is measured though the glass.
Note 2. The tube center / center point shall be measured.
Note 3. All the tubes shall be lighted. Slide in method shall be used for voltage application.
Note 4.Life
Judgment conditions.
A The luminance becomes 50% of the initial luminance.
B Not normal lighting.
C When a severe appearance failure is found.
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