A History of the Photographic Lens - Rudolf Kingslake - Google Books

https://books.google.de/books?id=OJrJrEJ-r9QC

The lens is generally the most expensive and least understood part of any camera. In this book, Rudolf Kingslake traces the historical development of the various types of lenses from Daguerre's invention of photography in 1839 through lenses commonly used…