Your KARDIA Journey
Select the resource that best matches what you need today.
Start With a Symptom
Explore common eye symptoms and understand possible warning signs.
Check for an Emergency
Learn which symptoms may require urgent professional eye care.
Learn About a Condition
Browse clear guides covering eye diseases, disorders, and treatments.
Explore Eye Anatomy
Understand eye structures, muscles, retina, and visual pathways.
Use Trusted Resources
Find terminology, educational references, and trusted organizations.
Access Clinical Tools
Use simulators, drug references, contact lens guides, and clinical tables.
How should I use KARDIA?
What is included with Premium?
Is KARDIA medical advice?
Experience KARDIA Interactive Learning
Try the complete Visual Acuity preview below. The simulator design, controls, labels, and behavior are preserved exactly from your uploaded version.
🎯 Visual Acuity
FP
TOZ
LPED
Normal visual acuity with clear detail recognition.
| Acuity | Blur | Function |
|---|---|---|
| 20/20 | None | Normal |
Learn by Seeing, Testing, and Interacting
Explore interactive eye-care simulators designed to make clinical concepts easier to understand for students, professionals, and patient education.
- ✓Visual acuity, visual field, cataract, dry eye, glaucoma, and Amsler Grid simulations
- ✓Clinical calculators for refraction, contact lenses, pachymetry, OPP, and presbyopia
- ✓Interactive tools built for quick learning and clear demonstration
Try the Visual Acuity preview, then unlock the complete KARDIA simulator library.
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Explore Common Eye Conditions
Read clear, patient-friendly guides to six common eye conditions.