purpose: to determine the prevalence and causes of blindness and low vision in khoozestan province in 2006. methods: this population-based cross-sectional study included all residents of khoozestan province during 2006. the study was designed according to world health organization recommendations. sample size was calculated based on the distribution of the population of khoozestan according to ...

purpose: to describe causes of low vision and blindness in patients referred for low vision aids to rehabilitation clinics at shahid beheshti medical university during 2005. methods: visual acuity was classified to five groups based on best-corrected visual acuity (bcva) in the better eye according to world health organization (who) criteria and by using standard snellen chart which included mi...

there are many commentaries on light in its role as the subject matter of illuminative philosophy. according to suhrawardi, light is a symbol of “consciousness” and “self-consciousness”. therefore “knowledge” is the pivot of suhrawardi’s philosophy. the fundamental issue addressed in this study is the evaluation of vision or intuition in the essential topic of illuminationist philosophy, that i...