3.2.Definition of Viewing Angle and Optimum Viewing Area
・Point ● shows the point where contrast ratio is measured. : θ= 0 ゚, φ=-゚
・Driving condition : 1/64 Duty, 1/9 Bias, VD=12.1V, fF=100Hz
90 ゚
135 ゚
45 ゚
180 ゚
225 ゚
φ
θ
10 20 30 40 50
θ
(φ= 0 ゚)
180 ゚
270 ゚
315 ゚
270 ゚
・Area
shows typ. CR≧2
90 ゚
φ
0゚
3.3.System Block Diagram
Photometer
#1980A WB
Temperature Chamber
Rotation Table (θ,φ)
φ
LCD
Optical Fiber
θ
Computer
Control Unit &
Waveform Generator
Halogen bulb
DMF-50807NFH-T (AB) No.2000-0169
OPTREX CORPORATION
OPTREX
Page 8/17