The Vintage Arrow Crystar Lens 25x is a manual focus lens made in Japan. This lens features a focal length of 25x and does not have a specified maximum aperture. The brand, Arrow, is known for producing quality lenses, making this vintage piece a valuable addition to any photographer's collection. With its unique characteristics and Japanese craftsmanship, this lens is sure to provide photographers with a one-of-a-kind perspective and creative tool.