Recognition Devices
Character and mark recognition devices are scanners that are able to recognize special characters and marks. Essentially used for certain applications.
Types
MICR (Magnetic Ink Character Recognition):
- Used by banks to read numbers written on cheque.
- Special purpose machine reads character made of ink containing magnetized particles.
OCR (Optical Character recognition):
- Special preprinted characters that can be read by light source and changed into machine readable form.
- Used in department stores to read retail price tags by reflecting light.
OMR (Optical Mark Recognition):
- An OMR device senses the presence or absence of a mark such as pencil mark.
- Used to calculate or store multiple choice tests.
Tip Box
- Automatic alert and detection.
- Less number of errors.
- Saves the time of inspecting.
- Easy to use and handle.
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