Tangerine is a young adult novel by Edward Bloor

Edward Bloor

Edward William Bloor is an American author of young adult novels best known for Tangerine and London Calling.Edward Bloor...

, published in 1997.
The story is based on a seventh grade boy named Paul Fisher who is constantly bullied and even assaulted by his older brother Erik. Throughout the story, it is mentioned that he is legally blind. His parents' explanation of his blindness is that he stared at a solar eclipse

Solar eclipse

As seen from the Earth, a solar eclipse occurs when the Moon passes between the Sun and the Earth, and the Moon fully or partially blocks the Sun as viewed from a location on Earth. This can happen only during a new moon, when the Sun and the Moon are in conjunction as seen from Earth. At least...

 when he was five years old, which caused his blindness.