| Country of Origin | India |
|---|---|
| Brand | Unbranded |
| Chart Type | Eye/Vision Exam Chart |
| Intended Use/Discipline | Ophthalmology |
Check the listing for details. Ishihara Test Chart Books Color Vision Test Book with 38 Plate. Condition: New, Made in India. Listed at 39.71 USD. Within the pattern are dots which form a number or shape clearly visible to those with normal color vision, and invisible, or difficult to see, to those with a red-green color vision defect, or the other way around.