With an equivalent full-frame focal length of approximately 37.5mm, this lens offers a "normal" field of view that is slightly wider than the classic 50mm.This makes it a great "one lens to rule them all" option for when you want to carry light, so you can capture every interesting moment of life. The wide f/1.8 aperture allows for a shallow depth of field, which beautifully blurs the background. This effect is a powerful creative tool for making your subject stand out, giving your photos a professional, artistic look. The AF motor of this lens is fast, accurate, and quiet, making it perfect for capturing a variety of subjects, from quick street scenes to portraits where you need to lock focus on the subject's eyes.