Through the advent of the slit lamp, study of the lens capsule has been facilitated, revealing pathologic changes of scientific and clinical significance not yet fully appreciated or understood. There is still controversy regarding the most fundamental details of the anatomic structure and pathologic appearance of the capsule, a situation challenging laboratory workers and clinical ophthalmologists alike to record their observations with research intent. The most complete study of the lens capsule is to be found in Vogt's1atlas published in 1931. More recent reports of note concerning exfoliation of the lens capsule are those of Holloway and Cowan,2Grzedzielski,3Sobhy,4Baumgart,5Waite,6Shapira,7Müller,8Hörven9and Garrow.10Relatively little is written in English on the subject, and Hörven's article is probably the best summary to date. From a study of the literature on exfoliation of the lens capsule and