OPTICAL READER Meaning and
Definition
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An optical reader, also known as an optical scanner or optical character recognition (OCR) device, is an electronic device that converts printed or handwritten text or images into digital format. It essentially captures the optical information of text or images and converts it into machine-readable data that can be processed by a computer.
The primary function of an optical reader is to scan physical documents such as books, magazines, passports, ID cards, barcodes, or photographs, and convert the visual content into digital data. It achieves this by using an array of sensors or a combination of light sources and photosensors that detect the reflections of light from the document's surface. The captured light pattern is then analyzed and interpreted by sophisticated software algorithms, which recognize and translate the optical information into readable text or image files.
Optical readers are widely used in various industries and applications, including document management, information retrieval, data entry, text-to-speech systems, and automated identification systems. They offer tremendous benefits by automating the process of data extraction, decreasing manual labor, improving accuracy, and reducing storage space required for physical documents.
Overall, an optical reader plays a crucial role in digitizing physical content and facilitating efficient and effective data processing, aiding in tasks ranging from archival purposes to automated data entry in various fields.
Common Misspellings for OPTICAL READER
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Etymology of OPTICAL READER
The word "optical" derives from the Late Latin term "opticus", which in turn comes from the Greek word "optikos", meaning "of or for sight". The term "optical" refers to anything related to light and vision.
The word "reader", on the other hand, comes from the Old English word "rǣdere", which means "one who reads". This word is derived from the verb "rǣdan", meaning "to explain or interpret".
When these two terms are combined, "optical reader" refers to a device that uses light and sensors to interpret and decode printed or written information.
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