Demonstration of various transverse modes from a laser as a function of cavity alignment
Demonstration of the use of an intra-cavity adjustable aperture to control the number of transverse modes that can oscillate
Demonstration of the frequency spectrum of laser transverse modes
Demonstration of a method of isolating single transverse modes using a wire inside the laser cavity
Demonstration of the spectrum of isolated transverse modes
Demonstration of the change in orientation of a transverse mode
Demonstration of the effect of blocking one of the lobes of a two-lobe mode inside the laser cavity
Demonstration of the effect of blocking one of the lobes of a two-lobe mode outside the laser cavity