LY-190 LCD chart vision
Product Name:
LY-190 LCD chart visionModel No.:
LY-190Minimum Order:
1
Product Abstract:
19 inches,1~6m
- Product Description
Characteristic 1、Unique intelligent function: Customer uses direction keys on the controller to answer instrument according to his/her judgment of the optotypes randomly appeared on the screen, system automatically speaks out the best value of eyesight.2、Screen Brightness can be adjusted to be fit for the environment. The maximal screen brightness is 200cd/m2 according to national standard.3、Delicate design、high definition display: This instrument is designed with professional video and audio multimedia processing technology, with rapid response and convenient operation.4、With protecting function to ensure long lifespan of the screen.5、Compatible with multifold types of video and audio files.6、Accurate and exact, effective distance is 1-6m, can be adjusted to the minimum distance(1m) for crowded area.7、With the maximum 3 lines and 8 rows of optotypes showing on screen, convenient for test.8、Numerous option of optotypes: international C optotypes、E optotypes、letter optotypes、children optotypes、numeric optotypes、astigmatic optotypes、cross optotypes、binocular balance optotypes、color blindness optotypes, and so on. 3D-types instrument is designed with stereo polarization specially used for examine of stereo vision and binocular balance.9、Convenient and quick installation: simply hang or place on solid surface, easy to maintenance.10、LCD screen with the minimum 0.248mm of dot pitch and high resolution, vivid to display optotypes.11、Powerful extended function: instrument can be used as a computer display, or as a multimedia player with U disc.12、Allows to connect with AV or YPbPr signal.Parameter: Electric Voltage：220V/50Hz or 110V/60Hz Weight：4.6kg Visible size：376*301mm Overall size：415*400*55mm Package：50(L)x13(w)x40(H)cm Specifications: Screen size 19 inches Electrical source AC100V~240V/50Hz/60Hz Rated power ~45W Standby power ﹤2W Screen resolution retio 1280*1024 Dot pitch 0.3mm Screen ratio 4:3 Screen type TFT_LCD Visible angle H:170/V:160 Color 16.7M colors Visible size 376.32 * 301.056mm Max.Brightness 200cd/m2 Max.contrast ratio 1000:1 Singnal response time 5ms Overall size(mm) 415*400*55 Effective distance 1~6m(adjustable) Record of vision test result imperial fraction,or decimal Emote-controlling distance Max.remote-controlling distance﹥8m 
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Contact Us
Contact:
Mr. Li YiyangTel:
+86 15001978117Fax:
+86-21-50301363E-mail:
jiahe@jhoptical.com-
