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V-13 Portable chart vision, portable optometry box, 19inch, 1~ 6.5m
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Item#
V-13
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Description
| Specification | |||||||
| Input power | AC100V~240V/50HZ/60HZ | ||||||
| Standard power | About 60W | ||||||
| Standby power | <2W | ||||||
| Maximum resolution | 1680X1050@60HZ | ||||||
| Screen type | TFT | ||||||
| Screen ratio | 16:9 | ||||||
| Screen size | 19 inches | ||||||
| Visual size | 530MM X 335MM | ||||||
| Viewing angle | H:170/V:160 | ||||||
| Color | 16.7M | ||||||
| Maximum brightness | 300cd/m2 | ||||||
| Maximum contrast | 2000:1 | ||||||
| Signal corresponding time | 5ms | ||||||
| Overall dimension | 578 X 380 X 74mm | ||||||
| Machine weight | 6.7kg | ||||||
| Use distance | 1m~6.5m adjustable | ||||||
| Visual acuity recording method | Decimal, imperial fraction recording | ||||||
| Remote control distance | The maximum remote control distance shall not be less than 8m | ||||||
| Shield | Horizontal, vertical, single character | ||||||
| Standard Test graphics |
Letter
charts/Kid charts/Red green color blindness/E charts/C charts/WORTH four dot
charts/Numeric charts/Cross charts/ Contrast sensitivity charts/Red green charts/Cellular charts/Markov rod charts/Astigmatism etc. |
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