"🔍📚💻" refers to the combination of tools and technologies used for Optical Character Recognition (OCR). OCRs are software programs or systems that analyze printed or handwritten text documents and convert them into machine-readable text. The magnifying glass emoji "🔍" represents the process of closely examining the text, the book emoji "📚" symbolizes the source material being digitized, and the computer emoji "💻" signifies the digital aspect of OCR technology.