Used: Tested, working order
- Photos are a sample of the item
- Cosmetic conditions may vary
- Accessories – As per the images
- Item is used but in working order when it was removed from service.
- This item was previously owned / used by a large retail optometry outlet before it had to close down due to a change in business direction.
Unlike the Ishihara patterns that may be found online and viewed on a computer monitor, this colour vision test is designed to produce accurate test results in determining colour blindness and the degree of colour blindness.