Lag1989 task №20.38

Lag1989 task №20.38

Light with a wavelength λ = 600nm falls on a thin soap film at an angle of 30 °. In reflected light, interference fringes are observed on the film. The distance between adjacent strips is 4 mm. The refractive index of the soap film is n = 1.33. Find the angle between the film surfaces.

Additional information:

Thank you for your purchase