35mm F2.7: the Smallest and Fastest Pancake Lens in the World! September 8, 2018 Lens-R This is the smallest lens in the world! It’s a 7mm thin pancake lens that fits most any camera, covers full frame, and is ready when you are. Related posts: Hasselblad XCD 45mm F4 Lens Announced, the World’s Smallest, Lightest AF Medium Format Lens Panasonic 10-25mm F1.7 MFT Lens: the World’s Fastest Zoom Lens at Photokina TIPA WORLD AWARDS 2020: Best Lenses Sigma FE 45mm F2.8 Lens to be High Quality near Pancake with Aperture Ring