The Freiburg Vision Test (FrACT) assesses visual acuities and contrast thresholds. It runs in any modern browser, or as a progressive web app.
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Updated
Sep 19, 2026 - Objective-J
The Freiburg Vision Test (FrACT) assesses visual acuities and contrast thresholds. It runs in any modern browser, or as a progressive web app.
Omnidirectional Virtual Visual Acuity (OVVA) is a new user-centric VR clarity metric. OVVA measures and compares the virtual visual acuity of the central, focal area of a VR HMD and environments and their degradation in the noncentral areas.
Generate random Snellen charts for visual acuity tests
VisionScopePro is an XR-based ophthalmic diagnostic platform developed by the Human-Machine Perception Lab at the University of Nevada, Reno. Designed for Pico 4 Enterprise headsets, it integrates tests such as RAPD, Visual Field, DVA, and Color Vision to advance vision diagnostics with real-time eye-tracking and seamless test transitions.
Repo for code relating to the paper 'Enhancing Post-Treatment Visual Acuity Prediction with Multi-Modal Deep Learning on Small-scale Clinical and OCT Datasets'
Web app that uses your webcam and screen to create an interactive Snellen chart, with automatic eye detection, distance estimation, and dynamic chart scaling.
Interactive display viewing distance calculator/modeler
Desktop app that turns OptoDrum visual acuity / contrast sensitivity staircase exports into one clean, analysis-ready CSV report (one row per animal).
easy locally run GUI for plotting patient progress (BCVA, LLVA, Microperimetry)
Free browser-based visual acuity, accessible vision, and color vision screening built with Flutter.
Visual acuity self-screening for Android — calibrated Landolt C test, myopia reference, eye-drop reminders. Kotlin + Compose.
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