Frog Polarized Variable Vectograph Vision Therapy System

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Vectograph has stereopsis depth of 5300 seconds of arc. Frog image has stereopsis depth of 2500 seconds of arc. 16-diopter range for base-in (divergence) training and 24-diopter range for base-out (convergence) training for a total accommodation range of 40 diopters.

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