The following diagram is an arrangement to view the

Last updated: 6/14/2023

The following diagram is an arrangement to view the interference pattern produced by a wedge of liquid between a microscope slide and a glass block The interference pattern obtained is made of equally spaced parallel fringes The fringe separation or fringe width may be decreased by some of the following actions Consider one change at a time uniform monochromatic light microscope slide traveling microscope glass plate 43 to the incident light wedge of liquid glass block A By increasing the angle of the liquid wedge B By using a liquid of smaller refractive index C By using a thicker glass block D By using a longer liquid wedge of the same angle