Cataract is a clouding of the lens of the eye transparent. If developed cataract, the lens thickens and becomes cloudy. The light is hard to break through it, and vision fogged. Cataract may cause foggy or blurring image.

 

Glaucoma is a progressive eye disease, which cause changes in the optic nerve, with the following changes in the visual field. The most common symptom of the diseases is increased eye pressure.

 

Vitreous body a little dries out, shrinks and therefore partially detaches from the retina (vitreous detachment). Floating opacities are very troublesome and causes a worsening of vision. It is more common in the cases of retinal pathologies (retinal tear, circulatory disorders in the retina). Retina – eyeball inner shell. This is a serious eye disease, which occur at any age, but more often in adults and the elderly. Greater probability of retinal detachment is for short-sightedness and eye injured cases.

 

Side vision. In a result of retinal damage lines start to warp, and drops out visual fields.

 

Tunnel vision. In a result of retinal damage lines start to warp, and drops out visual fields.