US Patent 12117595 Lens assembly

A lens assembly includes a first, a second, a third, a fourth, a fifth, a sixth, and a seventh lenses. The first lens has negative refractive power. The second, third, fifth, and sixth lenses have refractive power. The fourth lens has positive refractive power and includes a convex surface facing an image side. The sixth includes a concave surface facing an object side. The seventh lens has positive refractive power. The lens assembly satisfies at least one of the following conditions: −4<f