Index ellipsoid

（重定向自Optical indicatrix）

In optics, an index ellipsoid is a diagram of an ellipsoid that depicts the orientation and relative magnitude of refractive indices in a crystal .

The equation for the ellipsoid is constructed using the electric displacement vector D and the dielectric constants. Defining the field energy W as

单词	Optical indicatrix
释义	Optical indicatrix 英语百科 Index ellipsoid （重定向自Optical indicatrix） In optics, an index ellipsoid is a diagram of an ellipsoid that depicts the orientation and relative magnitude of refractive indices in a crystal . The equation for the ellipsoid is constructed using the electric displacement vector D and the dielectric constants. Defining the field energy W as
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