The TTArtisan 40mm f/2.8 Macro Lens is perfect for close-up, still life, and portrait photography. With 1:1 magnification, this compact, lightweight lens delivers high-resolution images and dreamy bokeh. Its aviation-grade aluminum alloy construction ensures durability. The lens features an optical structure of eight elements in seven groups, including two UD elements, reducing aberrations for excellent image quality. The f/2.8 aperture allows for great performance in low light. Compatible with Sony E, Fuji X, Nikon Z, M43, and L-Mount, this cost-effective lens is a must-have for any photographer.