DMC-20171 Optrex America Inc, DMC-20171 Datasheet - Page 6
![no-image](/images/no-image-200.jpg)
DMC-20171
Manufacturer Part Number
DMC-20171
Description
LCD MODULE 20X1 CHARACTER
Manufacturer
Optrex America Inc
Series
DMC-20171r
Specifications of DMC-20171
Display Type
TN - Twisted Nematic
Display Mode
Reflective
Number Of Digits/alpha
20
Outline L X W X H
*
Viewing Area
154.00mm L x 15.30mm W
Backlight
Without Backlight
Display Format
20 x 1
Character Size
11.50mm H x 6.70mm W
Character Format
5 x 7 CURS
Voltage - Supply
5.0V
Dot Size
1.30mm W x 1.30mm H
Interface
*
Operating Temperature
0°C ~ 50°C
Other names
73-1021
OP120
OP120
180 ゚
Photometer
3.3.Definition of Viewing Angle and Optimum Viewing Area
3.4.System Block Diagram
#1980A WB
DMC20171 (AA) No.2000-0077
Computer
・Point ● shows the point where contrast ratio is measured. : θ= 20 ゚, φ=270 ゚
・Driving condition : 1/8 Duty, 1/4 Bias, V
135 ゚
・Area
225 ゚
shows typ. CR≧2
270 ゚
90 ゚
10 20 30 40 50
θ
Control Unit &
Waveform Generator
45 ゚
315 ゚
Temperature Chamber
D
=3.5V,
φ
(φ= 0 ゚)
OPTREX
180 ゚
f
F
=84.4Hz
Rotation Table ( θ , φ )
OPTREX CORPORATION
270 ゚
φ
θ
θ
LCD
Halogen bulb
90 ゚
Optical Fiber
φ
Page 6/15
0 ゚