Instant purchase welcome. [Appearance] There are small paint imperfections due to aging, but there are no noticeable scratches or stains. Please check the photos. [Optics] There is some minor dust, but there is no mold or fogging, and the optics are relatively good. [Operation] The aperture and helicoid movements are smooth and there are no problems. [Included Items] A genuine filter and a generic rear cap are included. [Other] Although it is listed under the K-mount category, it is actually an M42 mount. #PENTAX #AutoTakumar #OldLens #FullSize #StandardLens #ScrewMount