The Deluxe Brock String is a 3 meter (10-foot) vision training tool designed to strengthen convergence skills and address binocular vision challenges.

Featuring 5 color-coded beads, it helps patients develop proper eye alignment and reduce suppression during vision therapy.

Ideal for optometrists, ophthalmologists, and vision therapists treating convergence insufficiency and related conditions. Simple, effective, and clinically proven for vision development exercises.

Available Online Resources

User Guides: Brock String User Guide  |  Brock String Guide PDF
Technical Bulletin: Good-Lite Brock Strings (603100-703101) - Technical Bulletin