EF50 (source code)

= EF50
{wiki=EF50}

EF50 can refer to different things depending on the context. Here are a few possibilities: 1. **EF50 (Lens)**: In photography, EF50 may refer to a Canon EF 50mm lens, which is a popular prime lens known for its versatility and sharpness. The lens is often used for portrait photography due to its flattering perspective.