Abstract
This paper illustrates a preliminary research about the optical non-contact fingerprint sample method. There are some defects in contact fingerprint sample method. This paper attempts to change cemented doublet combination into super-doublet combination of hemispherical immersion lens. Through using the combination of super-hemispherical immersion lens, CCD camera, and the optical non-contact method to achieve a complete, clear fingerprint image.
Sign-in/Register to access full text options 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callDisclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.
