Tech Sigma Unveils Groundbreaking 17-40mm F1.8 DC | Art Lens: The World’s First F1.8 APS-C Zoom by News Analysis India June 17, 2025 by News Analysis India June 17, 2025 Sigma has introduced the 17-40mm F1.8 DC | Art lens, marking a significant advancement in lens technology. This new standard zoom lens boasts a fixed F1.8 maximum aperture, catering to …
