D3X是SONY製造,但不是和SONY A900或850是同一塊與標準。 這個之前就有宣言The Nikon D3X’s 24.5-megapixel FX-format (35.9 x 24.0mm) CMOS sensor was developed expressly for the D3X in accordance with Nikon’s stringent engineering requirements and performance standards, with final production executed by Sony.