PD104SLG

The information contained herein is the exclusive property of E Ink Holdings Inc., and shall not be distributed,

reproduced, or disclosed in whole or in part without prior written permission of E Ink Holdings Inc.

Page:17

Note 9-1：The definitions of viewing angles are as follows.

12 o’clock

3 o’clock

9 o’clock

6 o’clock

θθθθ

φφφφ

LED BL connector

Note 9-2 : The definition of contrast ratio

Black

is

point

Testing

when

Luminance

White

is

point

Testing

when

Luminance

CR

=

Note 9-3：Topcon BM-5A or BM-7 fast luminance meter 1°field of view is used in the testing .

100%

90%

10%

0%

White

White

Black

Tr

Tf

Note 9-5: The uniformity of LCD is defined as

The Minimum Brightness of the 9 testing Points

U =

The Maximum Brightness of the 9 testing Points

Luminance meter : BM-5A or BM-7 fast(TOPCON)

Measurement distance : 500 mm +/- 50 mm

Ambient illumination : < 1 Lux

Measuring direction : Perpendicular to the surface of module

P-511-525(V:3)