Thank you for viewing. I purchased this item from Mercari, which was stored in a dehumidified cabinet, and used it a few times. Since the 85mm lens suits my needs better, I am selling this one to replace it. It is a Sony E-mount. I don't feel there are any particular stains, but please understand that it is a used item. A lens protector is also included as a bonus. The price is set low, so further discounts are difficult for the time being. F1.8 aperture, full-frame compatible The "Art Prime" series is further enhanced. The ultimate 135mm, pursuing "maximum performance," has finally arrived. High resolution that supports ultra-high-pixel digital SLR cameras with 50 million pixels or more. A new standard for telephoto lenses. The 135mm focal length, which was sometimes categorized as an entry-level telephoto lens. To take advantage of the compression effect that this focal length provides and the large bokeh produced by the F1.8 aperture, axial chromatic aberration has been thoroughly eliminated, achieving high contrast and clear image quality with excellent sharpness. It achieves high resolution that supports ultra-high-pixel digital SLR cameras with 50 million pixels or more, and with the latest design and glass materials, all standards have been thoroughly reviewed from the wide-open aperture to the periphery, making it a new standard for 135mm telephoto lenses. The Art line enables high-level artistic expression. SIGMA's interchangeable lenses are classified into three product lines: Contemporary, Art, and Sports, each with a clear concept. Among them, the Art line is developed by concentrating all design elements on the highest optical performance and rich expressive power. With overwhelming descriptive performance that meets high-level requirements, it is suitable for creating photographs that make the most of the artist's individuality, including landscapes, portraits, still life, close-ups, and snapshots. It also supports expression in all genres, such as studio photography for creating a world of works, architecture, and astronomy.