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- Thu Jan 09, 2020 7:57 am
- Forum: SmartNAV General
- Topic: Dangerous to damaged eyes?
- Replies: 8
- Views: 14262
Hello! My mother is suffering from ALS since 2 years and she is now rapidly using the ability to use her hands. A friend told me about Smartnav, but I have heard that it uses infrared lights. My mother is also suffering from a cataract and I am afraid that the infrared might be dangerous to her eye...