An ultra-realistic close-up portrait photograph of a 16th-century benin oba, exquisite detail, 30-megapixel, 8k, 150-mm-lens, sharp-focus, intricately-detailed, long exposure time, f/16, iso 200, diffuse-back-lighting, ambient-occlusion, facing-camera, looking-into-camera, small-catchlight, low-contrast, high-sharpness, facial-symmetry, depth-of-field, golden-hour, ultra-detailed photography