3.3.Definition of Viewing Angle and Optimum Viewing Area
・Point ● shows the point where contrast ratio is measured. : θ=20゚, φ=90゚
f
・Driving condition : 1/16 Duty, 1/5 Bias, VD=4.3 V, F=84.4 Hz
90゚
45゚
135゚
θ
90゚
φ
10 20 30 40 50
θ
(φ= 0゚)
180゚
φ
180゚
0゚
225゚
315゚
270゚
270゚
shows typ. CR≧2
・Area
3.4.System Block Diagram
Temperature Chamber
θ φ
, )
Rotation Table (
Photometer
#1980A WB
LCD
φ
Optical Fiber
θ
Control Unit &
Computer
Waveform Generator
Halogen bulb
DMC16249UB* (BK) No.98-0151
OPTREX CORPORATION
Page 6/14
OPTREX