noun
mark reader; mark reading device
Computing term for a device that reads marks (e.g., OMR sheets, barcodes, check marks).
試験の答案はマーク読取り装置で採点されます。
Exam answer sheets are graded by a mark reader.
このマーク読取り装置はバーコードも読み取れます。
This mark reader can also read barcodes.
Standard technical spelling; 読取り is a common kanji-kana mix for 'reading' in compound nouns.
Variant with 読取 (okurigana omission), often seen in technical documents.
Compound of マーク (mark) + 読取り (reading) + 装置 (device). A straightforward technical term.