1. Digital around the world in 2018;Simon,2018
2. Health parameters monitoring by smartphone for quality of life improvement;Lamonaca;Measurement,2015
3. Research on the LCD Flatness Detector and ItsApplication. Master’s Thesis;Xu,2011
4. Surface measurement of LCD substrate by noncontact light probe flatness tester;Fan;Acta Opt. Sin.,2002
5. http://www.westpac.com/images/Ultraflat_1400_data.pdf.