The post Sigma Announces the 28-70mm f/2.8 – Small, Light, and Well-Priced appeared first on Digital Photography School . It was authored by Jaymes Dempsey . Earlier this week, Sigma announced its upcoming lens : The 28-70mm f/2.8 DG DN Contemporary , designed for Sony E-mount and Leica L-mount, and billed as “the world’s smallest f/2.8 standard zoom for mirrorless systems .” Sigma already sells a 24-70mm f/2.8 ART lens , but the new 28-70mm features a few key improvements, including the smaller size, plus a near-50% weight reduction for an impressively portable package. Unlike most f/2.8 zooms, the Sigma 28-70mm is ideal for travel photography, street photography, and even casual walkaround photography. I’m not sure I’d label it as truly compact , but it’s certainly small for an f/2.8 zoom, and will appeal to plenty of on-the-go photographers who require both low-light capabilities and flexibility. If you’ve previously found yourself frustrated by the mirrorless, big-lens-on-...