Category:Petzval Portrait lens diagrams

Media in category "Petzval Portrait lens diagrams"

The following 4 files are in this category, out of 4 total.

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  Petzval portréobjektív.png 798 × 315; 26 KB
  
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  Petzval02.png 664 × 451; 58 KB
  
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  Petzval03.png 1,088 × 496; 102 KB
  
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  Ptp p83 img01.png 1,650 × 894; 270 KB