Change history for item: Sigma AF 17-70mm f/2.8-4.5 DC MACRO Pentax KA/KAF/KAF2

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1. Donny Darko 04 July 2023 18:06:42
   1. Create: Description #2968102
      Value: Mount: Mamiya 645, lens type: standard, focal length: variable, min. focal length: 55 mm, max. focal length: 110 mm, aperture F at min. focal length: 4.50, aperture F at max. focal length
      
   2. Create: Brand #2968103
      Value: Sigma
      
   3. Create: Type #2968104
      Value: Lens
      
   4. Create: Lens type #2968105
      Value: Standard
      
   5. Create: Focal length #2968106
      Value: Variable
      
   6. Create: For non-full frame cameras only #2968107
      Value: Yes
      
   7. Create: Auto focus #2968108
      Value: There is
      
   8. Create: Min. focal length #2968109
      Value: 17 mm
      
   9. Create: Max. focal length #2968110
      Value: 70 mm
      
   10. Create: Zoom ratio #2968111
       Value: 4.1x
       
   11. Create: Minimum focus distance #2968112
       Value: 0.2 m
       
   12. Create: Functions #2968113
       Value: Focusing motor for Nikon F, macro mode, internal focusing
       
   13. Create: Minimum viewing angle #2968114
       Value: 20.2 deg.min
       
   14. Create: Max viewing angle #2968115
       Value: 72.4 deg.min
       
   15. Create: Aperture F at min. focal length #2968116
       Value: 2.8
       
   16. Create: Aperture F at max. focal length #2968117
       Value: 4.5
       
   17. Create: Minimum aperture F #2968118
       Value: 22
       
   18. Create: Number of aperture blades #2968119
       Value: 7
       
   19. Create: Bayonet #2968120
       Value: Pentax KA/KAF/KAF2/KAF3
       
   20. Create: Filter thread diameter #2968121
       Value: 72 mm
       
   21. Create: Number of element groups #2968122
       Value: 12
       
   22. Create: Number of elements #2968123
       Value: 15
       
   23. Create: Number of aspherical elements #2968124
       Value: 2
       
   24. Create: Number of low dispersion elements #2968125
       Value: 1
       
   25. Create: Diameter #2968126
       Value: 79 mm
       
   26. Create: Length #2968127
       Value: 82.5 mm
       
   27. Create: Weight #2968128
       Value: 455 g
       
   28. Create: Image #6160807
       URL: https://avatars.mds.yandex.net/get-mpic/1860966/img_id7996278845821516814/orig
       
   29. Create: Preview image #6160808
       URL: https://avatars.mds.yandex.net/get-mpic/1860966/img_id7996278845821516814/orig
       
2. Donny Darko 28 April 2023 22:12:58
   Name: Sigma AF 17-70mm f/2.8-4.5 DC MACRO Pentax KA/KAF/KAF2; Catalog: Camera lenses