A low finenesse Fabry-Perot interferometric displacement sensor has been developed and tested.With using a high stability He-Ne laser and perfect signal process
Using the compound materials and double e-gun evaporation ,the compound optical films have been successfully deposited on K9 glass substrate.The refractive inde
An on-axis holographic zone plate or an off-axis holographic zone plate used for the silicon solar cell will have a solar energy conversion factor of 2.5.And th
The diamond films have been deposited by the hot filament CVD method on molybdenum substrates from the mixture reactant gas of acetone and hy-drogen.The surface