Retinoscopy or shadow test in the determination of refraction at one meter distance with the plane mirror This book, "Retinoscopy or shadow test in the determination of refraction at one meter distance", by James Thorington, is a replication of a book originally published before 1911. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.