Wixie has an angle finder and protractor that are both Bluetooth compatible, designed for the blind woodworker. They work extremely well with an iPhone and Apple watch.
Macular degeneration is a disease of the eye which can affect the patient's field of vision. There is a strong link with aging with some ten percent of people over 65 being affected to a greater or lesser extent. The disease is, therefore, often referred to as age-related macular degeneration or AMD.
Are you a blind Internet user who has something you would like transcribed into Braille?
Or do you have a blind friend/relative for whom you'd like to give a gift of something in Braille?