After extensive research and development, the Xcd 2.5/25V lens emerges as a top-tier wide-angle lens, boasting a compact build and superior optical performance. This lens, equivalent to a full-frame 20mm focal length, is designed with 13 elements in 10 groups, inclusive of four aspheric elements and three Extra-low Dispersion (Ed) elements. This intricate design supports an image resolution exceeding 100 megapixels, ensuring crisp, high-quality images every time.The Xcd 2.5/25V lens is equipped with an advanced leaf shutter, capable of reaching a shutter speed of up to 1/4000s. This feature allows for flash synchronization at all speeds, making it an ideal choice for professional photographers. The lens also includes a focus ring and a lens control ring, offering seamless transition between Af and Mf modes with a simple push and pull of the focus ring.