Long & Short Sight

Short sighted (Myopia)

• Image focuses in front of retina
• Blurred distance vision
• Longer eye

Long Sighted (Hyperopia)

• Image focuses behind retina
• Blurred near vision
• Shorter eye

Astigmatism

• Rugby ball shaped cornea
• Image focuses in different meridians
• Blurred distance & near vision

Presbyopia

• As we all get older we get a increasing inability to focus on near objects.
• This is caused by the thickening and loss of elasticity in our natural lens.
• It cannot relax to the shape required for near vision
• This affects people from around the age of 45
• Long-sighted people needing bifocals or varifocals
• Short-sighted people removing glasses to read