Fabrication of a Large, Thin, Off-axis Aspheric Mirror

In dentistry, one frequently must prepare artificial material, such as dentures, to match the color of existing teeth. Usually, this is done by visually matching the material to existing teeth. The result of such a comparison depends on many factors, such as color-judging experience of the observer, lighting conditions, glare, and so on. Therefore, an objective method is very useful for this color matching process.

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