SUMMER READING SALE! Through Friday, June 12, use code PENN-SUMMER26 to save 40% on available titles!
(Please note that the three-volume set of Greater Philadelphia is excluded, although the individual volumes are eligible for the discount.)
Optical Magic in the Late Renaissance
Alhacen on Refraction
Alhacen on Image-Formation and Distortion in Mirrors
Alhacen on the Principles of Reflection
Alhacen's Theory of Visual Perception (First Three Books of Alhacen's de Aspectibus), Volume One--Introduction and Latin Text
Alhacen's Theory of Visual Perception (First Three Books of Alhacen's de Aspectibus), Volume Two--English Translation
Ptolemy and the Foundations of Ancient Mathematical Optics
Ptolemy's Theory of Visual Perception
Descartes's Theory of Light and Refraction