The Dukal Tech-Med® Eye Occluder is a device designed to cover either eye while the other is being tested to measure visual acuity. It is made of strong black plastic and blocks the eye without applying pressure to it.
Features
- Made of strong black plastic
- Designed to cover either eye during an eye test
- Blocks the eye without applying pressure to it
- Comes in 9 1/2″ x 2 1/4″ in size