LK520D3LZ18 Sharp Electronics, LK520D3LZ18 Datasheet - Page 19

• Manufacturer Part Number: LK520D3LZ18
• Manufacturer: Sharp Electronics

Specifications of LK520D3LZ18

• Lead Free Status / Rohs Status: Compliant

[Note 1]Definitions of viewing angle range :
[Note 2]Definition of contrast ratio :
[Note 3]Definition of response time
[Note 4]This shall be measured at center of the screen.
[Note 5] This value is valid when O/S driving is used at typical input time value.
signal for “any level of gray (0%, 25%, 50%, 75% and 100%)” and “any level of gray (0%, 25%, 50%, 75%
and 100%)”.
The response time (τ
t*:x-y...response time from level of gray(x) to level of gray(y)
τ
r
= Σ(tr:x-y)/10 , τ
The contrast ratio is defined as the following.
100%
25％
50％
75％
Contrast Ratio
0%
θ
12
100%
d
90%
10%
0%
= Σ(td:x-y)/10
d
θ
and τ
td: 100%-0％
td: 25%-0％
td: 50%-0％
td: 75%-0％
22
Bright
0%
6 o’clock direction
＝
r
) is defined as the following figure and shall be measured by switching the input
Normal line
τ
Luminance (brightness) with all pixels white
Luminance (brightness) with all pixels black
d
td: 100%-25％
td: 50%-25％
td: 75%-25％
tr:0%-25％
θ
25％
11
Dark
θ
21
td: 100%-50％
td: 75%-50％
tr: 25%-50％
tr:0%-50%
50％
time
τ
Bright
r
td:100%-75％
tr: 50%-75％
tr25%-75％
tr:0%-75%
75％
tr: 25%-100％
tr: 50%-100％
tr: 75%-100％
tr:0%-100%
100%