چارت بینائی سنجی YEASN YPB-2100
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جدول مشخصات
YEASN YPB 2100
| Panel type | 21.5’’ IPS panel |
|---|---|
| Resolution ratio | 1920×1080 |
| Max brightness | 250cd/m2 |
| Working distance | 2.5m~6m Adjustable(Step 0.5m) |
| Installation | Wall Mounting Type/Desk Type) |
| Basel sighting marks | C Mark/E Mark/ Letter/Number/Child Mark/ETDRS Mark |
| Functional sighting marks | Red-Green/Astigmatism/Balance/Fusional, etc. |
| Size and weight (wall mounted) | Chart 519mm(W) x 327.7mm(H) x 70mm(D) / 4kg |
| Remote 55mm(W) x 186mm(H) x 17.2mm(D) / 80g | |
| Size and weight (table type) | Chart 519mm(W) x 327.7mm(H) x 167.5mm(D) / 3.55kg |
| Remote55mm(W) x 186mm(H) x 17.2mm(D) / 80g | |
| Power parameters | ~220V, 50Hz, 70VA |
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