[01/02/2021] Sony a7R III 類單眼無反全片幅數位相機，可更換鏡頭，拍攝4K HDR影片，單機身，Sony a7R III Mirrorless Camera: 42.4MP Full Frame High Resolution Interchangeable Lens Digital Camera with Front End LSI Image Processor, 4K HDR Video and 3″ LCD Screen – ILCE7RM3/B Body, Black，目前特價$1998 USD。Prime境內免運費 (學生可以免費試用Prime)。哪裡買: amazon。