This ultra-compact 45 mm prime instantly stands out: its f/1.8 aperture delivers silky smooth bokeh and reliable performance even in low light. The optical design includes 7 elements in 6 groups, with two aspherical lenses and one ED element, ensuring high sharpness and minimal aberration. A linear STM autofocus motor provides fast, quiet, and accurate focusing, and the internal focusing design keeps the lens length constant as you focus. With a minimum focusing distance of 0.45 m and a magnification ratio of 0.12×, it offers creative flexibility. The 49 mm filter thread, compact dimensions (61.8 × 56.1 mm), and feather‑light weight of just 162 g make this lens impressively portable. Its sturdy metal mount enhances durability, and compatibility with Sony E-mount (both full-frame and APS-C) means broad usability. Choose this lens to get a practical, high-quality, and inspiring tool for everyday and artistic photography.