We present a protocol of using a smartphone app to perform Hirschberg test for measuring manifest and intermittent ocular misalignment (strabismus) under near and far fixation conditions.
Luo, G., Pundlik, S., Tomasi, M., Houston, K. Using an Automated Hirschberg Test App to Evaluate Ocular Alignment. J. Vis. Exp. (157), e60908, doi:10.3791/60908 (2020).