Multi-function 18.5" LED Display MICRO Chart Projector Eye chart 1m-6m Optometry

Description

Multi-function 18.5" LED Display MICRO Chart Projector Eye Chart 1m-6m Optometry
Functional characteristics:
*Super thin and light design, high definition scheme, the professional digital picture processing technology, fast switching, easy to operate.
*Measure accuracy with the distance from 1.0m to 6 m and the smallest step 0.1m
*Offering single display function, which includes eight rows and three lines charts.
*Offering fully charts, which includes the total forty-five charts, international C word, International E word, Children.
*Figures, Astigmatism, Binocular balance and so on.
*Sitting type installation&wall-hung type installation both available, which enable the installation convenient and maintenance easy.
*High resolution LCD screen and small dot pitch(0.3mm)adopted, which ensure the clear image seen.
Technical specifications:
Number
Size
18.5 IN
1
Model
185
2
Input power parameters
AC100V-240V/20HZ/60HZ
3
Standard power consumption
40
W
4
Standby power consumption
<
2W
5
Maximum screen resolution
1366
*
768
6
Screen type
TFT-
LED
7
Viewing angle
H:170 /V:160
8
C
olor
16.7M colors
9
Visual size
413.4*234mm
10
Maximum brightness
250cd/m
2
11
Maximum contrast
1000:1
12
Signal response time
5m/s
13
S
creen ratio
16
：
9
14
P
hysical dimension
482
*
300
*
52
15
Use distance
1-6
m
16
Vision recording method
Decimal and imperial fraction recording method
17
Remote control distance
Maximum remote control distance 8m
Standard Measuring Charts：
●Letters Eye chart
●Children Eye chart
●Number Eye chart
●TumblingE Eye chart
●LandoltC Eye chart
●Red-green Blindness
●Contrastsensitivity
●Red/Green
●Worth For Dot
●Minute Stereo
●Schober
●Cross
●Fixation
●Crossgrid
●Beehive
●Astigmatic Clock Dial
Masking：
●Horizontalline
●Verticalline
●Singleletter
Notice:
1.Battery is not included,which is forbid to ship!!!
2.The remote is English language,in my photo,it is detail translate of remote.You can press the yellow "OK"button,you can see the language,turn to English language,it is support!
Pls notice it before you buy it.
3.You can refer to my description photo!Very clear!
On Aug-07-19 at 02:50:24 PDT, seller added the following information: