## Abstract

This paper shows some multimedia capabilities available to papers submitted to Optics Express. We present color plots and links to a plot, a movie, a reader-controlled Java applet, and some websites containing useful information.

©1997 Optical Society of America

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### Equations (6)

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(1)
$$I\left(x,y,z\right)={I}_{0}{\left(\frac{{w}_{0}}{w\left(z\right)}\right)}^{2}\mathrm{exp}\left(-\frac{2\left({x}^{2}+{y}^{2}\right)}{{w}^{2}\left(z\right)}\right)$$
(2)
$${\nabla}^{2}\overrightarrow{E}+{\omega}^{2}\u220a\overrightarrow{E}=\nabla (\nabla \xb7\overrightarrow{E})$$
(3)
$$\mathrm{\nabla \xb7\u220a}\overrightarrow{E}=0.$$
(4)
$$\frac{\partial}{\partial t}\overrightarrow{S}=\overrightarrow{T}\times \overrightarrow{S},$$
(5)
$$I={I}_{0}\frac{{\mathrm{sin}}^{2}\beta}{{\beta}^{2}}\frac{{\mathrm{sin}}^{2}\mathit{N\alpha}}{{\mathrm{sin}}^{2}\alpha}$$
(6)
$$\alpha =\frac{\mathit{\pi d}\phantom{\rule{.2em}{0ex}}\mathrm{sin}\theta}{\lambda},\phantom{\rule{1.2em}{0ex}}\beta =\frac{\mathit{\pi b}\phantom{\rule{.2em}{0ex}}\mathrm{sin}\theta}{\lambda}$$