optični čitalnik za branje alfanumeričnih tiskalnih znakov točovne-matrike in njihovo pretvarjanje v električne signale, obsega bralno glavo z optičnim detektorjem, ojačevalca, fokusne leče in dveh lučk, povezanih z enim ali dvema ploščatima kabloma na centralni modul dimenzij največ 200 x 220 mm, ki sestoje iz plošče tiskanega vezja, na kateri so montirani mikroprocesor, vezje za prepoznavanje slik in analogno-digitalni pretvornik
Optical reader for reading alphanumeric dot-matrix printing characters and converting them into electrical signals, comprising a read head containing an optical detector, an amplifier, a focusing lens and two lamps, linked by one or two flat cables to a central module the dimensions of which do not exceed 200 x 220 mm, comprising a printed circuit board on which are mounted a microprocessor, an image recognition circuit and an analogue-to-digital converter