Does Using a Low Vision Aid Device Improve Quality of Life in Glaucoma Patients?

Inclusion Criteria: * Glaucoma any type, characterized by glaucomatous optic neuropathy and corresponding visual field (VF) defect * Visual acuity of 20/400 to hand motion (HM) in better eye or visual field less than 10 degrees in better eye and having difficulty reading. * Age 18 years or older * Able to understand and speak English * Able to use an electronic recording device * Able to operate a computerized system Exclusion Criteria: * Neurological or musculoskeletal problems that would influence performance on activities of daily living * Incisional eye surgery within past three months * Laser therapy within previous month * Any cause for visual impairment other than glaucoma * Photophobia * Any medical condition precluding subject from providing reliable, valid data