3.3.Definition of Viewing Angle and Optimum Viewing Area
�½�Point ●
shows the point where contrast ratio is measured. :
θ=
0
゚, φ=-゚
�½�Driving
condition : 1/16 Duty, 1/4 Bias, V
D
=4.2V,
f
F
=84.4Hz
90゚
135゚
45゚
φ
θ
90゚
180゚
10 20 30 40 50
(φ= 0゚)
φ
180゚
0゚
θ
225゚
270゚
315゚
270゚
�½�Area
shows typ. CR≧2
3.4.System Block Diagram
Temperature Chamber
Rotation Table (
θ
,
φ
)
Photometer
#1980A WB
φ
LCD
Optical Fiber
θ
Computer
Control Unit &
Waveform Generator
Halogen bulb
DMC-50448N (AA) No.99-0094
OPTREX
OPTREX CORPORATION
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