The LED Worth Four Dot Test is a modernized version of the classic Worth’s Four Dot Test, used in ophthalmology and orthoptics to evaluate binocular vision, fusion, and suppression. Instead of traditional incandescent bulbs or painted dots, the LED version uses bright, energy-efficient light-emitting diodes, which improves visibility and portability。

LED沃尔德四点灯检查仪，是经典沃尔德四点试验的改良升级款，应用于眼科与视光学领域，用于评估双眼视功能、融合功能及单眼抑制。该款摒弃传统白炽灯或喷涂圆点设计，采用高亮节能LED光源，提升了可视效果与便携性。（机器翻译）