Leica 35mm f/1.4 ASPH Summilux-M for Leica M Series Cameras Superor imaging performance even at full open aperture throughout the full focusing range from infinity down to 28. Selective sharpness ability for creative photography due to the large maximum aperture of F1.4. Strong supppression of stray light and reflexes for high-contrast pictures even in back light situations. Effective visibility through the viewfinder due to compact dimensions High quality, all-metal lens hood