Home / FAQ / Image Quality

Image Quality

  • An area I highlighted with a fluorescent (or neon) marker does not appear in my scan. What should I do?

    Try using a non-fluorescent marker. This limitation occurs with a scanner that uses a contact image sensor (CIS). CIS technology cannot detect fluorescent marks accurately, especially yellow marks.

    If you need to scan a document with fluorescent marks, we recommend you use a scanner with charge-coupled device (CCD) technology, which can detect fluorescent marks. The following JOYUSING products support CCD technology:

Find Answers, Submit Questions.

CONTACT US


Our enterprise vision is to become mutually respectful partner with global clients. To achieve this purpose, Joyusing will always stay focused, studious and open minded. .


Copyright  Joyusing Technology All Right Reserved.