A prompt designed for image restoration and enhancement, instructing Nano Banana Pro to restore an old photo to professional DSLR quality, comparable to a Canon EOS R6 Mark II, while maintaining natural facial features and clarity.
Restore this old photo to professional DSLR-quality portrait, with improved color and detail,
using advanced upscaling comparable to {argument name="camera model" default="Canon EOS R6 Mark II"}.
Keep it natural, with accurate facial features and high clarity.

