General Details Regarding A Vision Tester

By Jaclyn Hurley


An eye doctor might also be called a vision tester. The term has also been applied to describe a field test or eye exam that is given. These tests and doctors are available to check the overall function and health of this important body part.

Eye exam refers to a series of tests performed by orthoptist, ophthalmologists or optometrists to analyze the vision of the patient, and his or her ability to focus and discern on objects. In the process, other tests and exams are performed. It is suggested by health care officials that people have exams done periodically as part of routine maintenance and care. This is especially important since many eye diseases produce or show no symptoms.

There are many pieces of equipment and techniques that are employed during these basic examinations, which are typically external. Tests are done to check for pupil function, visual acuity and extraocular muscle motility, at the minimum. The process can help physicians when it comes to detecting eye-blinding diseases that are treatable, tumors or other issues with the brain, or diseases. Most insurance companies will cover routine exams. The prices for the tests, as well as the glasses or contacts, will range.

Visual field test will determine if there is dysfunction in central or peripheral vision, a problem that is common for those with brain tumors, glaucoma and stroke. The test involves the patient keeping the gaze fixed on a specified point while other objects are placed in their field of vision.

Simple equipment may be employed for this purpose, such as tangent screen tests and Amsler grids. Dedicated machinery is used in some cases. The test may be done by a machine, human technician or both.

There are numerous other kinds of exams that may be performed. These may be required in certain instances. An example would be the test that is taken before one can receive a driver license or one that might be issued in order or a person to be eligible for a job in which vision is important. Many doctors and machines may be employed for such screenings.

Every test varies and will produce different results. Some may be used to check color blindness and others to analyze ability to see up close and far away. Others might be solely used to check the function of various eye parts. Consult with the physician to figure out which one you should have done. These professionals can also help when it comes to analyzing results and figuring out a treatment plan.

People should take care of their eyes because when the vision or eyes are lost, they are not always easy to replace or restore. The term tester might be applied to a person or a machine involved with assessment of health and function of eyes. Many different exams are available to check the eyes.




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