Technician, nurse, doctor, optician, optometrist. Risks and precautions Eyedrops should not be administered by the examiner if you are allergic to them or if you have narrow-angle glaucoma. No changes necessary. No changes necessary. You may be asked not to take this medication before the test.
Discomfort disappears when the test is finished.
Equipment used Retinoscope. Disposable tissues or disposable eyepatches. Eyedrops are administered. Examiner checks for reflexes in back of eye with a retinoscope. Examiner places trial lenses before your eyes to determine refractive error so he can accurately prescribe corrective lenses.