A kind of protective case of X-ray,It is the edge with the use of one X-ray of what,Specifically include that in one of opposite first filler rod,Third filler rod between one second filler rod and connection what the first filler rod one end and second filler rod one end,First filler rod,Second filler rod and third filler rod respectively have an outer surface,One inner surface and the first side and second side being connected between the outer surface and inner surface,The inner surface is equipped with an engagement groove,The engagement groove at least has two opposite trough wall surfaces and a groove bottom,First filler rod,The engagement groove system of second filler rod and third filler rod is interconnected,The protective case is that soft tough material is made,It is with the edge of the engagement groove build-in what X-ray； By above-mentioned structure,It enables this creation to form the X-ray to protect.一種X光片之保護套，其係配合使用於一X光片之邊緣，主要包括：呈相對之一第一嵌條、一第二嵌條及連接於該第一嵌條一端與第二嵌條一端間之第三嵌條，該第一嵌條、第二嵌條及第三嵌條各具有一外表面、一內表面及連接在該外表面與內表面間之第一側面及第二側面，該內表面設有一結合槽，該結合槽至少具有兩相對之槽壁面及一槽底面，該第一嵌條、第二嵌條及第三嵌條之結合槽係相互連通，該保護套為軟韌材質所製，其係以該結合槽嵌固於該X光片之邊緣；藉由上述之結構，令本創作對該X光片形成保護。
