Aqueous humour :
1. Is is found in anterior chamber of eye.
2. It is watery fluid.
3. It is secreted by ciliary processors.
4. It is absorbed by blood.
5. It contains most of diffusible substances of the plasma.
6. Its obstruction may damage retina if it does not flow and causes glaucoma.

Vitreous humour :
1. It is present in posterior chamber of eye.
2. It is jelly like material.
3. It is secreted by retian during development of eye.
4. It is never absorbed or never replaced.
5. It contain 90% of water, vitrein protein, mucopoly saccharide called Hyaluronic acid.
6. It does not cause glaucoma.