Imbe-Fick law is associate with ?

Ans. is 'b' i.e., Applanation tonometry Applanation tonometry The concept of applanation tonometry was introduced by Goldmann is 1954. It is based on Imbe- Fick lawwhich states that the pressure inside a sphere (P) is equal to the force (W) required to flatten its surface divided by the area of flattening (A); i.e., P = W/A.