METHOD AND DEVICE FOR MEASURING THE EFFECTIVE DIAMETER OF THE GUIDE MODE IN A MONOMODE OPTICAL FIBER

摘要

P METHOD AND DEVICE FOR MEASURING THE EFFECTIVE DIAMETER OF THE GUIDE MODE IN A MONOMODE OPTICAL FIBER. / P P THIS DEVICE INCLUDES, FOR EXAMPLE, A LIGHT SOURCE SUCH AS A TUNGSTEN FILAMENT QUARTZ-HALOGEN LAMP 9, A MONOCHROMATOR 6 FOR SELECTING A LIGHT OF LIGHT OF ONDEL FROM THE LAMP, A LENS 4 WITH VARIABLE OPENING. FORMING THE IMAGE OF THE OR P IS INDEPENDENT DEPH / P P APPLICATION TO THE CHARACTERIZATION OF FIBERS MONOMODES. / P