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File:JPS59228220A (Tokumaru, 1983).svg

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Summary

Description
English: Macro lens design by Sho Tokumaru (1983) for Minolta, redrawn from embodiment 1 of patent JPS59228220A. The patent describes a "dual floating" element system; the three illustrated lens groups I, II, and III move at slightly different rates during focusing to maintain performance at close ranges.
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Author Mliu92

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Captions

Macro lens design by Sho Tokumaru (1983) for Minolta

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13 August 2024

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current17:44, 13 August 2024Thumbnail for version as of 17:44, 13 August 202475 × 100 (3 KB)Mliu92Uploaded own work with UploadWizard

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