幫助中關(guān)于光柵的計(jì)算幫助時(shí)這樣寫的 &}O8w77 Radial Polynomial Grating. The radial polynomial grating type is essentially a DOE defined by a rotationally symmetric phase profile. The phase profile is given by the following 20th order equation:[/td][/tr][/table] |'@V<^