LM170E01
Liquid Crystal Display
Product Specification
Figure 10. Luminance measuring point
<Measuring point for luminance variation>
<Measuring point for surface luminance>
H
H
H/10
H/2
H/2
2
5
3
4
6
V/2
V/2
V
1
7
8
9
V/10
Active Area
H : 337.920 mm
V : 270.336 mm
@ H,V : Active Area
< Luminance Uniformity - angular – dependent (LR) >
TCO ‘99 Certification requirements and test methods for environmental labelling of Display [Flat]
report No.2 (Luminance uniformity- angular – dependent)
Test pattern : 80% white pattern
Test point : 2-point
Test distance : 64.77
Test method : LR = ((Lmax.+30deg. / Lmin. +30deg.
)
+ (Lmax. -30deg. / Lmin. -30deg.)) / 2
Figure 11. Response time
The response time is defined as the following Figure and shall be measured by
switching the input signal for “black” and “white”.
%
TrR
TrD
100
90
Optical
white
black
white
response
10
0
19 / 28
Ver 1.0
Mar. 28, 2005
LG [ LG SEMICON CO.,LTD. ]
