Change history for item: Sigma AF 20-40mm f/2.8 DG EX ASPHERICAL Minolta A

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1. Donny Darko 04 July 2023 18:07:58
   1. Create: Description #2968611
      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 #2968612
      Value: Sigma
      
   3. Create: Type #2968613
      Value: Lens
      
   4. Create: Lens type #2968614
      Value: Wide angle
      
   5. Create: Focal length #2968615
      Value: Variable
      
   6. Create: Auto focus #2968616
      Value: There is
      
   7. Create: Min. focal length #2968617
      Value: 20 mm
      
   8. Create: Max. focal length #2968618
      Value: 40 mm
      
   9. Create: Zoom ratio #2968619
      Value: 2x
      
   10. Create: Minimum focus distance #2968620
       Value: 0.3 m
       
   11. Create: Functions #2968621
       Value: Focusing motor for Nikon F
       
   12. Create: Minimum viewing angle #2968622
       Value: 56.8 deg.min
       
   13. Create: Max viewing angle #2968623
       Value: 94.5 deg.min
       
   14. Create: Aperture F at min. focal length #2968624
       Value: 2.8
       
   15. Create: Aperture F at max. focal length #2968625
       Value: 2.8
       
   16. Create: Minimum aperture F #2968626
       Value: 22
       
   17. Create: Number of aperture blades #2968627
       Value: 9
       
   18. Create: Bayonet #2968628
       Value: Minolta A
       
   19. Create: Filter thread diameter #2968629
       Value: 82 mm
       
   20. Create: Number of element groups #2968630
       Value: 13
       
   21. Create: Number of elements #2968631
       Value: 17
       
   22. Create: Number of aspherical elements #2968632
       Value: 2
       
   23. Create: Diameter #2968633
       Value: 89 mm
       
   24. Create: Length #2968634
       Value: 107.8mm
       
   25. Create: Weight #2968635
       Value: 595 g
       
   26. Create: Image #6160847
       URL: https://avatars.mds.yandex.net/get-mpic/1808939/img_id5635073088445539347/orig
       
   27. Create: Preview image #6160848
       URL: https://avatars.mds.yandex.net/get-mpic/1808939/img_id5635073088445539347/orig
       
2. Donny Darko 28 April 2023 22:13:00
   Name: Sigma AF 20-40mm f/2.8 DG EX ASPHERICAL Minolta A; Catalog: Camera lenses