A professional studio portrait of a Thai male doctor, around 40 years old, standing confidently with arms crossed, wearing a white lab coat. The subject has distinct Thai facial features, with slightly tanned skin, short, neatly styled black hair, and a kind, confident expression. The background is a simple, soft gray gradient that emphasizes the subject. The lighting is soft and even, highlighting the facial features and the texture of the lab coat. Created Using: Canon EOS R5, 85mm lens, Rembrandt lighting, modern portrait photography, hd quality, natural look --ar 1:1