100825 Optometry 18 A retinal camera taking a photo of the back of a woman's eye, 25 August 2010.

A retinal camera taking a photo of the back of a woman's eye. The eye is the only place in the body where a clinician can see blood vessels without cutting. An eye test is not just about checking vision it can also reveal how healthy the eyes are. An eye test can highlight other health conditions, such as high blood pressure, diabetes, high cholesterol and even brain tumour, 25 August 2010.