Specs Model: 62-2017-01Diameter: 1″DescriptionHere is a CVI lens. This appears to be new in the box, but does have some slight marks on the edges of it as shown. One piece is a clear glass window 1″ in diameter and 1/8″ thick. The other piece is 1″ diameter very thin glass window. Both are included and are guaranteed to arrive as stated with a 30 day right of return.