Change history for item: Sigma AF 170-500mm f/5-6.3 ASPHERICAL APO Canon EF

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1. Donny Darko 04 July 2023 18:14:36
   1. Create: Description #2971225
      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 #2971226
      Value: Sigma
      
   3. Create: Type #2971227
      Value: Lens
      
   4. Create: Lens type #2971228
      Value: Telephoto lens
      
   5. Create: Focal length #2971229
      Value: Variable
      
   6. Create: Auto focus #2971230
      Value: There is
      
   7. Create: Min. focal length #2971231
      Value: 170 mm
      
   8. Create: Max. focal length #2971232
      Value: 500 mm
      
   9. Create: Zoom ratio #2971233
      Value: 2.9x
      
   10. Create: Minimum focus distance #2971234
       Value: 3m
       
   11. Create: Functions #2971235
       Value: Focusing motor for Nikon F
       
   12. Create: Minimum viewing angle #2971236
       Value: 5 deg.min
       
   13. Create: Max viewing angle #2971237
       Value: 1.45 deg.min
       
   14. Create: Aperture F at min. focal length #2971238
       Value: 5
       
   15. Create: Aperture F at max. focal length #2971239
       Value: 6.3
       
   16. Create: Minimum aperture F #2971240
       Value: 32
       
   17. Create: Number of aperture blades #2971241
       Value: 9
       
   18. Create: Bayonet #2971242
       Value: Canon EF
       
   19. Create: Filter thread diameter #2971243
       Value: 86 mm
       
   20. Create: Number of element groups #2971244
       Value: 11
       
   21. Create: Number of elements #2971245
       Value: 13
       
   22. Create: Number of aspherical elements #2971246
       Value: 1
       
   23. Create: Number of low dispersion elements #2971247
       Value: 3
       
   24. Create: Diameter #2971248
       Value: 92.5 mm
       
   25. Create: Length #2971249
       Value: 232 mm
       
   26. Create: Weight #2971250
       Value: 1345
       
   27. Create: Image #6161071
       URL: https://avatars.mds.yandex.net/get-mpic/1522540/img_id4322900345891776331/orig
       
   28. Create: Preview image #6161072
       URL: https://avatars.mds.yandex.net/get-mpic/1522540/img_id4322900345891776331/orig
       
2. Donny Darko 28 April 2023 22:13:13
   Name: Sigma AF 170-500mm f/5-6.3 ASPHERICAL APO Canon EF; Catalog: Camera lenses