legal blindness   (TTS Sound)

The legal_blindness has 1 Senses.

• legal blindness
• vision that is 20/200 or worse in both eyes (20/200 vision is the ability to see at 20 feet what a normal eye can see at 200 feet)
• 両眼で20/200またはそれより悪い視力（20/200視力は、正常眼が200フィートで見ることができるものを20フィートで見る能力）