A person who tests your eyesight is called an optometrist. They perform eye examinations, assess vision, and prescribe corrective lenses if needed. In some cases, an ophthalmologist, who is a medical doctor specializing in eye care, may also conduct vision tests and provide treatment for eye diseases.
optician
An examiner is one who tests others.
Phlebotomist
I think you call it a medicine tester
yes
depends on the person's eyesight and the amount of visibility
Yes, this elliptical trainer is easy to use as long as proper instructions are given to the person with limited eyesight.
The person who conducts lab tests on your blood is typically called a medical laboratory technician or a phlebotomist. They are trained to collect blood samples and analyze them to provide information about your health.
If someone's eyesight is confocal it means that the person can enable the reconstruction of three-dimensional structures from the obtain images. Confocal eyesight has gained popularity in the scientific and industrial communities and typical applications.
Eyesight
Normal eyesight is typically defined as having 20/20 vision, which means a person can see at 20 feet what a person with normal vision can see at 20 feet. Eyesight can be measured using a visual acuity test, where a person reads letters on a chart from a specific distance.
A person who runs lab tests to help physicians in diagnosis is called a medical laboratory technician or a medical laboratory scientist. They perform various tests on patient samples, analyze the results, and assist in providing valuable information for diagnosis and treatment of diseases.