No, there is no conclusive scientific evidence for visualization of meridians at the moment.

Author: Litscher G.
Affiliation:
Stronach Research Unit for Complementary and Integrative Laser Medicine, Research Unit of Biomedical Engineering in Anesthesia and Intensive Care Medicine, and TCM Research Center Graz, Medical University of Graz , Graz, Austria .
Conference/Journal: J Altern Complement Med.
Date published: 2014 Mar
Other: Volume ID: 20 , Issue ID: 3 , Pages: 215-6 , Special Notes: doi: 10.1089/acm.2013.0150 , Word Count: 12