File:Comparison chromatic focus shift plots.svg

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	00:53, 10 July 2013		512 × 512 (9 KB)	Cmglee	{{Information \|Description ={{en\|1=Comparison of chromatic focus shift plots for visible and near infrared wavelengths of a typical simple lens (1 wavelength with no focus error), achromatic doublet (2 wavelengths), apochromatic lens (3 wavelengths)...

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Short title	Comparison of chromatic focus shift plots for visible and near infrared wavelengths of a typical simple lens, achromatic doublet, apochromatic lens and superachromat lens
Image title	Comparison of chromatic focus shift plots for visible and near infrared wavelengths of a typical simple lens (1 wavelength with no focus error), achromatic doublet (2 wavelengths), apochromatic lens (3 wavelengths) and superachromat lens (4 wavelengths) by CMG Lee. Data is from http://www.telescope-optics.net/chromatic.htm and http://commons.wikimedia.org/wiki/Chromatic_focus_shift_plots , and background spectrum is from http://commons.wikimedia.org/wiki/File:Linear_visible_spectrum.svg .
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