The Principles of Refraction in the Human Eye: Based on the Laws of Conjugate Foci is a book written by Swan Moses Burnett and originally published in 1904. The book is a comprehensive study of the principles of refraction in the human eye, based on the laws of conjugate foci. The author explains the fundamental principles of refraction and how they apply to the human eye, including the concept of focal length, the refractive index of the eye, and...