Sigma 45mm F2.8 DG DN Contemporary

This is a full-frame prime lens for Sony E, covering 45 mm and a maximum aperture of f/2.8. It weighs 215 g and is weather-sealed, and was released in 2019. That combination suits portrait and street photography.

It is a compact standard prime lens designed for full-frame mirrorless cameras. It offers a versatile focal length suitable for various photography styles, including street and portrait photography. The lens features a manual aperture ring and a stepping motor for smooth and quiet autofocus, making it ideal for both stills and video recording. Its optical design ensures high-quality images with smooth bokeh, and the all-metal construction provides durability and a premium feel. The lens's compact size and lightweight design make it an excellent choice for everyday use.