Hermann von Helmholtz
Tscherning was the author of over 100 scientific articles, including a book titled "Optique physiologique", published in 1898 in Paris by Garré and Naud, and was later translated into English ("Physiologic optics"), and "Hermann von Helmholtz et la Théorie de l´Accommodation", Paris 1909 Octave Doin, ("Hermann von Helmholtz and the Theory of Accommodation") which was critical to Helmholtz's work on the same subject, published in the Graefe's Archiv (volume 1, 1854). In 1894 he published "Œvres ophthalmologiques de Thomas Young" ("Ophthalmological oeuvres of Thomas Young").