5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL Matte

5-Bead Brock String Visual Convergence Training Tool

Matte
$21.60 $26.01
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5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL Matte
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL Matte
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL Matte
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL
  • 5-Bead Brock String Visual Convergence Training Tool Vision Training Tool QXL
5-Bead Brock String Visual Convergence Training Tool

5-Bead Brock String Visual Convergence Training Tool

$21.60 $26.01
Color

5-Bead Brock String – Visual Convergence & Sports Vision Training

Take your visual performance to the next level with the 5-Bead Brock String. Widely used in vision therapy and sports performance training, this classic tool helps develop eye-teaming, depth perception, and binocular coordination through simple, guided exercises you can do at home or in a clinical setting.

Key Features

  • 5 Tight-Fitted Beads: Precisely spaced beads allow progressive eye convergence and divergence exercises, ideal for developing sharp, sport-specific visual focus.
  • Sports Vision Edge: Used by coaches, vision therapists, and athletes to sharpen eye coordination and target-tracking for improved on-field performance.
  • Easy to Use at Home: No complex setup required — simply anchor one end and follow guided bead-focus exercises. Suitable for ages 14 and up.
  • Durable Construction: Made from high-quality plastic beads threaded on a strong, long-lasting string built to withstand regular daily use.
  • Compact Iron Storage Box: Comes packaged in a sturdy iron tin (approx. 11.4 × 8.3 cm / 4.49 × 3.27 in) that keeps your string clean, dust-free, and travel-ready.

Product Specifications

  • Material: Plastic beads; Iron storage box
  • Box Size: 11.4 × 8.3 cm (4.49 × 3.27 in)
  • Number of Beads: 5
  • Recommended Age: 14+ years
  • Batteries Required: No
  • Made in Mainland China

What's in the Box?

  • 1 × 5-Bead Brock String
  • 1 × Iron Storage Tin

Great Pairings for Vision & Eye Care

Looking to build out your eye care toolkit? Check out these related products:

Note: Product photos are for illustrative purposes. Please refer to the written dimensions for accurate sizing. Slight color variations may occur due to monitor display differences. Manual measurement tolerances may apply.

Learn more: National Eye Institute on eye health

Frequently Asked Questions

Q: What is a Brock String used for in vision training?

A: A Brock String is a classic vision therapy tool designed to develop and strengthen binocular eye coordination — the ability of both eyes to work together smoothly. By focusing on each of the five beads along the string one at a time, users practice eye convergence and divergence, helping to build sharper depth perception and target-tracking skills. It is widely used by vision therapists, sports coaches, and individuals looking to improve visual coordination at home.

Q: Is the 5-Bead Brock String suitable for children?

A: This Brock String is recommended for ages 14 and up. It is a great tool for teenage athletes looking to develop visual focus and coordination for sports, as well as adults engaged in vision therapy or performance training programs. For younger children, please consult a qualified vision care professional before use.

Q: How do I store and carry the Brock String?

A: The Brock String comes with a compact iron storage tin measuring approximately 11.4 × 8.3 cm. The tin keeps the string and beads dust-free, neatly organized, and easy to carry — making it convenient to use at home, at school, or on the go.

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