1. Quantitative slit image photography of the lens;Brown;Trans. Ophthalmol. Soc. U.K.,1972
2. Classification of human cataracts;Chylack;Arch. Ophthalmol.,1978
3. Development of a new equipment for rotating slit image photography according to Scheimpflug's principle;Dragorimescu;Interdiscip. Top. Gerontol.,1978
4. Transillumination photography of the lens—utilisation of slit lamp microscopic photography;Hayashi;Opthalmology,1970
5. Photographische Method zur Kontrolle des Trubungsverlaufs bei der Cataracta Senilis;Hockwin;Folia Ophthalmol. Jap.,1975