Snellen Vision Eye Test Chart 20 ft (6 Meter) Distance
| Country | USA |
| Brand | Nebraska Wealth Publishing |
| Manufacturer | Nebraska Wealth Publishing |
| Binding | Paperback |
| ItemPartNumber | 9780974620602 |
| UnitCount | 1 |
| Format | Illustrated |
| EANs | 9780974620602 |
| ReleaseDate | 0000-00-00 |