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koji kawakami | profile | all galleries >> Lenses >> CZJ/PENTACON Prakticars >> Lens Optical Design tree view | thumbnails | slideshow

Prakticars | Lens Optical Design | Who made Prakticar? | PB adapters | Prakticar 20mm F2.8 (Flektogon 20/2.8) | Prakticar 28mm F2.4 w floating system | Prakticar 28mm F2.8 | Prakticar 35mm F2.4 (Flektogon 35/2.4) | Prakticar 50mm F1.4 ver.1 | Prakticar 50mm F1.4 ver.2 | Prakticar 50mm F1.8 (Pancolar 50/1.8) | Prakticar 50mm F1.8 ver.2 | Prakticar 50mm F1.8 ver.3 | Prakticar 50mm F2.4 Pancake | Prakticar 50mm F2.8 Tessar | Macro-Prakticar 55mm F2.8 | Prakticar 80mm F1.8 (Pancolar 80/1.8) | Prakticar 135mm F2.8 (Orestor 135/2.8) | Prakticar 135mm F3.5 Sonnar | Prakticar 200mm F2.8 | Prakticar 300mm F4 | Prakticar 500mm F5.6 (Orestegor 500/5.6) | Vario-Prakticar 35-70mm F2.7-3.5 macro | Vario-Prakticar 80-200mm F4

Lens Optical Design

The frange distance of Praktica bayonet mount is 44.4mm and its inner diameter of the mount is 38.5mm.
Some info > http://zeissikonveb.de/start/objektive/wechselobjektive%201980er/carl%20zeiss%20jena.html
Prakticar 20/2.8
Prakticar 20/2.8		 Prakticar 28/2.4 with floating system
Prakticar 28/2.4 with floating system		 Prakticar 28/2.8
Prakticar 28/2.8		 Prakticar 35/2.4
Prakticar 35/2.4		 Prakticar 50/1.4(I&II)
Prakticar 50/1.4(I&II)		 Prakticar 50/1.8(I)
Prakticar 50/1.8(I)		 Prakticar 50/1.8(II&III)
Prakticar 50/1.8(II&III)		 Prakticar 50/2.8
Prakticar 50/2.8
Macro-Prakticar 55/2.8
Macro-Prakticar 55/2.8		 Prakticar 80/1.8
Prakticar 80/1.8		 Prakticar 135/2.8
Prakticar 135/2.8		 Prakticar 135/3.5
Prakticar 135/3.5		 Prakticar 200/2.8
Prakticar 200/2.8		 Prakticar 300/4 II
Prakticar 300/4 II		 Prakticar 300/4 III
Prakticar 300/4 III		 Prakticar 500/5.6
Prakticar 500/5.6
Vario-Prakticar 35-70/2.7-3.5 + macro
Vario-Prakticar 35-70/2.7-3.5 + macro		 Vario-Prakticar 80-200/4
Vario-Prakticar 80-200/4		 Vario-Elmar-R 80-200/4
Vario-Elmar-R 80-200/4		 Vario-Sonnar T* 80-200/4
Vario-Sonnar T* 80-200/4		 Yashica ML Zoom 80-200/4
Yashica ML Zoom 80-200/4		 Zoom-Rolleinar-MC 80-200/4 Type II
Zoom-Rolleinar-MC 80-200/4 Type II		 Flektogon 20/4
Flektogon 20/4		 Flektogon 25/4
Flektogon 25/4
Orestegon 29/2.8 (M42 mount)
Orestegon 29/2.8 (M42 mount)		 Pancolar 50/2 CZJ Flexon
Pancolar 50/2 CZJ Flexon		 Pancolar 50/1.8 1st version
Pancolar 50/1.8 1st version		 Pancolar 50/1.8 2nd version
Pancolar 50/1.8 2nd version		 Pancolar 55/1.4
Pancolar 55/1.4		 Pancolar 75/1.4
Pancolar 75/1.4		 Biotar 58/2
Biotar 58/2		 Biotar 75/1.5
Biotar 75/1.5
Ernostar type
Ernostar type		 Pentacon auto 200/4
Pentacon auto 200/4		 CZJ Sonnar 300/4 (I)
CZJ Sonnar 300/4 (I)		 CZJ Sonnar 300/4 (II)
CZJ Sonnar 300/4 (II)		 Biometar 80/2.8
Biometar 80/2.8		 Sonnar 200/2.8
Sonnar 200/2.8		 Sonnar 180/2.8
Sonnar 180/2.8		 Mayer Makro Plazmat 105/2.7
Mayer Makro Plazmat 105/2.7

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