Change history for item: Sigma AF 18-50mm f/2.8 EX DC Minolta A

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1. Donny Darko 04 July 2023 18:11:36
   1. Create: Description #2970031
      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 #2970032
      Value: Sigma
      
   3. Create: Type #2970033
      Value: Lens
      
   4. Create: Lens type #2970034
      Value: Standard
      
   5. Create: Focal length #2970035
      Value: Variable
      
   6. Create: For non-full frame cameras only #2970036
      Value: Yes
      
   7. Create: Auto focus #2970037
      Value: There is
      
   8. Create: Min. focal length #2970038
      Value: 18 mm
      
   9. Create: Max. focal length #2970039
      Value: 50 mm
      
   10. Create: Zoom ratio #2970040
       Value: 2.8x
       
   11. Create: Minimum focus distance #2970041
       Value: 0.28 m
       
   12. Create: Functions #2970042
       Value: Focusing motor for Nikon F, internal focusing
       
   13. Create: Minimum viewing angle #2970043
       Value: 27.9 deg.min
       
   14. Create: Max viewing angle #2970044
       Value: 69.3 deg.min
       
   15. Create: Aperture F at min. focal length #2970045
       Value: 2.8
       
   16. Create: Aperture F at max. focal length #2970046
       Value: 2.8
       
   17. Create: Minimum aperture F #2970047
       Value: 22
       
   18. Create: Number of aperture blades #2970048
       Value: 7
       
   19. Create: Bayonet #2970049
       Value: Minolta A
       
   20. Create: Filter thread diameter #2970050
       Value: 67 mm
       
   21. Create: Number of element groups #2970051
       Value: 13
       
   22. Create: Number of elements #2970052
       Value: 15
       
   23. Create: Number of aspherical elements #2970053
       Value: 2
       
   24. Create: Number of low dispersion elements #2970054
       Value: 1
       
   25. Create: Diameter #2970055
       Value: 74.1 mm
       
   26. Create: Length #2970056
       Value: 84.1 mm
       
   27. Create: Weight #2970057
       Value: 445 g
       
   28. Create: Image #6160964
       URL: https://avatars.mds.yandex.net/get-mpic/175985/img_id1934222290105295681/orig
       
   29. Create: Preview image #6160965
       URL: https://avatars.mds.yandex.net/get-mpic/175985/img_id1934222290105295681/orig
       
2. Donny Darko 28 April 2023 22:13:07
   Name: Sigma AF 18-50mm f/2.8 EX DC Minolta A; Catalog: Camera lenses