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Specvis: Free and open-source software for visual field examination

Fig 1

Specvis hardware configuration used in the validation.

Specvis was run on a laptop (MSI G60, CPU i7 4700MQ, RAM 8GB, OS WIN 10) with an additional screen (Iiyama ProLite E2483HS, set resolution 1920 x 1080, screen width 535 mm, screen height 300 mm) viewed by the subject and keyboard (Microsoft Wired 600) for subject responses. The examiner monitored the progress of the visual field examination on the laptop via the procedural window (for more details read section ‘Conducting visual field test and monitoring test progress’). The distance between the patient and screen was 370 mm, the position and stability of the head was maintained by a chinrest.

Fig 1

doi: https://doi.org/10.1371/journal.pone.0186224.g001