Indicating the scanned area, e.g. by projecting light marks onto the medium

Full Title

Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof > Scanning arrangements > Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207 > Indicating the scanned area, e.g. by projecting light marks onto the medium