This is a collection of simple tips and techniques worth sharing.
== DCG ==
==== Effect of Overexposure ====
| [[Image:DCGdiffeff.jpg | 400px | right]]
Overexposure can have a drastic effect on dichromated gelatin. Test strips early and often are well advised.
The graph is from ''Lasers and Holography'' by Mehta and Rampal, 1993. It was reprinted from a paper by Chang and Leonard, "Dichromated gelatin for the fabrication of holographic optical elements," ''Applied Optics'', 1979.
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