पुरानी तस्वीरों की मरम्मत का प्रॉम्प्ट (जेमिनी नैनो केला प्रो)

A text prompt for Gemini's Nano Banana Pro feature designed to restore and enhance old photographs to professional DSLR quality, specifically using advanced upscaling algorithms comparable to the Canon EOS R6 II, while preserving facial accuracy.