| Country of Origin | United States |
|---|---|
| Modified Item | No |
Check the listing for details. 1940 Pseudo-Isochromatic Plates for Testing Color Perception - American Optical. Condition: Used, Made in United States. Listed at 44.99 USD. This rare and unique set of 1940 Pseudo-Isochromatic Plates for Testing Color Perception from American Optical is a must-have for any serious collector of optical and medical equipment. The plates were manufactured in the United States and have not been modified, making them a valuable addition to any collection.These plates are perfect for testing color perception and are sure to impress any buyer or collector. They fall under the categories of Other Optical Collectibles, Optical, and Science & Medicine (1930-Now), making them a rare find. Don't miss out on the opportunity to own this exceptional set of plates.