DUBLIN, Calif.--(BUSINESS WIRE)--Carl Zeiss Meditec, a leader in glaucoma care, announced the release of the Humphrey® Field Analyzer II-i (HFA II-i) with new Guided Progression Analysis™ (GPA) software that accurately determines the stage of disease, rate of progression and a patient’s risk of future vision loss by automatically summarizing all available visual field test results on a single page and by calculating each patient’s rate of visual field deterioration. With this advanced perimeter, eye care providers can more closely monitor changes in the eye to prevent irreversible loss of vision for a disease that often has no warning signs and is the second leading cause of blindness worldwide, according to the World Health Organization.