Category:Stigmatic lens diagrams
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Patents:
- 1895 (GB 16,640/95; US 560,460; DE 92,582)
- 1901 (GB 5,170/01; US 682,017)
Media in category "Stigmatic lens diagrams"
The following 4 files are in this category, out of 4 total.
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Aldis GB16640-95 (Stigmatic, 1895).svg 230 × 200; 2 KB
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Aldis US560460A (Stigmatic, 1895).svg 450 × 300; 2 KB
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Aldis US682017A (Stigmatic, 1901).svg 180 × 140; 1 KB
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Ptp p85 img03.png 441 × 427; 68 KB