实验人员检测人员实验室操作仪器人像照片

high-definition realistic photo, with a plain light orange background, well-lit and bright. the image features 1 male researcher, 35 years old, with a crew cut, a clear face, wearing a deep blue lab coat, sitting on a white lab chair, operating a desktop centrifuge with both hands; the centrifuge is silver gray, with no text on the body, and 3 red liquid centrifuge tubes are visible inside the lid; the character is slightly leaning forward, with a focused gaze, and the table only holds the centrifuge, with a simple composition, moderate lighting and dark tones, in line with the physical laws of mechanical operation. --v 7 --ar 16:9 --c 5 --q 1 --s 102 --stealth