พรอมต์การซ่อมแซมภาพเก่าคุณภาพ DSLR ระดับมืออาชีพ

A prompt designed for the Nano Banana Pro model on Gemini, instructing the AI to restore an old photograph to professional DSLR-level quality, focusing on enhanced color, detail, and natural appearance while using advanced upscaling algorithms equivalent to a Canon EOS R6 II.