Hirschberg test
![Negative Hirschberg sign: the reflections form congruent points in both lenses.](/Images/godic/202501/22/Cheche3026.JPG")
In the fields of optometry and ophthalmology, the Hirschberg test, also Hirschberg corneal reflex test, is a screening test that can be used to assess whether a person has strabismus (ocular misalignment).
A photographic version of the Hirschberg is used to quantify strabismus.