18mm Diameter Brock String Vision Convergence Insufficiency Training Tool

$8.95
+ $19.99 送货

18mm Diameter Brock String Vision Convergence Insufficiency Training Tool

  • 品牌: Unbranded
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18mm Diameter Brock String Vision Convergence Insufficiency Training Tool

  • 品牌: Unbranded
建议零售价： $16.95
价格： $8.95
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$8.95
+ $19.99 送货

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描述

Description:Brock String - used in fixing convergence insufficiency and sports training. The basic purpose of the Brock String is to develop good binocular functions; in other words to get both eyes working together well. This activity teaches convergence - the ability to point both eyes more accurately at a target. Size:beads diameter:1.8cm(0.7&39;&39;) Rope length:260cm(102&39;&39;)Package includes:a cord, three beads, and one caseNote: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm."
  • Fruugo ID: 198144695-422300971
  • EAN: 8227139780708

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  • STANDARD: $19.99 - 之间的交付 周二 21 十月 2025–周二 28 十月 2025

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