Made from hard, durable anodized metal and rubber, the LED Worth 4 Dot Test from Gulden is lightweight and virtually unbreakable. Includes two size D batteries, the red/green spectacles, and instructions.
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Purchase the LED Worth 4 Dot Test from Gulden. The W4LT has been a standard in eye care since the turn of the 20th century. Includes red green glasses and batteries.