underwater and clear blue sky 8k , photorealistic, ultra photoreal, extreme rich detail, high contrast,octane render DSLR camera, portrait photography style, 85mm lens, f/1.4 aperture, realistic textures, natural color grading, chiaroscuro lighting, cinematic Through the lens of a Sony α7 III camera, equipped with a 100mm lens set to a wide-open aperture of F 1.2, the background