File:ThickLens.png
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ThickLens.png (574 × 311 pixels, file size: 18 KB, MIME type: image/png)
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Summary
DescriptionThickLens.png |
English: Thick lens diagram. d=center lens thickness; r1=radius of curvature of the first surface; r2=radius of curvature of the second surface; H=primary principal plane; H′=secondary principal plane; F=front focal point; F′=back focal point;S1=vertex of the first optical surface; S2=vertex of the second optical surface; SH=distance from the vertex of the first optical surface to the primary principal plane; S′H′=distance from the vertex of the second optical surface to the secondary principal plane; SF=distance from the surface of the first optical surface to the front focal point, called the front focal distance; S′F′=distance from the vertex of the second optical surface to the back focal point; C1=center of a hypothetical sphere whose radius (r2) is always perpendicular to the surface S2; C2=center of a hypothetical sphere whose radius (r1) is always perpendicular to the surface S1; f=effective front focal length; f′=effective back focal length. |
Date | |
Source | Own work |
Author | Tamasflex |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 14:13, 26 October 2011 | ![]() | 574 × 311 (18 KB) | commons>Tamasflex | Redesign. |
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