【摘要】 由水槽、不同折射率的导光条、支架、半导体激光器及底座构成了演示仪,有机玻璃和石英玻璃导光条用于模拟不同折射率的光纤纤芯,水槽内的透明液体用于模拟光纤的包层.使用演示仪可以模拟演示光纤导光的物理条件与数值孔径的物理意义.更多还原

【Abstract】 A water tank,a holder,a semiconductor laser unit,a base,light guide strip with different refractive index were combined to form the demonstration device for optical fiber light guide.The device was used in demonstration experiments of the physical condition of optical fiber light guide and the physical significance of numerical aperture.更多还原