“Dottie” Red-Blue Convergence Cards

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Utilizes physiologic diplopia: patient will become aware of crossed physiologic diplopia when dots are nearer than the fused one, and uncrossed when a nearer dot is fused.

Exercise has added difficulty because the fusion of 2 different colors creates retinal rivalry.

100/pkg

SKU: 93959 Category:

Description

Compare to: Barrel cards