Page:Light waves and their uses.djvu/55

From Wikisource
Jump to navigation Jump to search
This page has been validated.
Microscope, Telescope, Interferometer
37

ence in the path of the two pencils is not too great, and provided that the two pencils are reunited at a sufficiently small angle. By altering these conditions of reflection orFIG. 34

Retrieved from "https://en.wikisource.org/w/index.php?title=Page:Light_waves_and_their_uses.djvu/55&oldid=6889903"