Change history for item: Sigma AF 10-20mm f/4-5.6 EX DC Pentax KA/KAF/KAF2

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1. Donny Darko 04 July 2023 17:59:20
   1. Create: Description #2965349
      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 #2965350
      Value: Sigma
      
   3. Create: Type #2965351
      Value: Lens
      
   4. Create: Lens type #2965352
      Value: Wide angle
      
   5. Create: Focal length #2965353
      Value: Variable
      
   6. Create: For non-full frame cameras only #2965354
      Value: Yes
      
   7. Create: Auto focus #2965355
      Value: There is
      
   8. Create: Min. focal length #2965356
      Value: 10 mm
      
   9. Create: Max. focal length #2965357
      Value: 20 mm
      
   10. Create: Zoom ratio #2965358
       Value: 2x
       
   11. Create: Minimum focus distance #2965359
       Value: 0.24 m
       
   12. Create: Functions #2965360
       Value: Focusing motor for Nikon F
       
   13. Create: Minimum viewing angle #2965361
       Value: 63.8 deg.min
       
   14. Create: Max viewing angle #2965362
       Value: 102.4 deg.min
       
   15. Create: Aperture F at min. focal length #2965363
       Value: 4
       
   16. Create: Aperture F at max. focal length #2965364
       Value: 5.6
       
   17. Create: Minimum aperture F #2965365
       Value: 22
       
   18. Create: Number of aperture blades #2965366
       Value: 6
       
   19. Create: Bayonet #2965367
       Value: Pentax KA/KAF/KAF2/KAF3
       
   20. Create: Filter thread diameter #2965368
       Value: 77 mm
       
   21. Create: Number of element groups #2965369
       Value: 10
       
   22. Create: Number of elements #2965370
       Value: 14
       
   23. Create: Number of aspherical elements #2965371
       Value: 3
       
   24. Create: Number of low dispersion elements #2965372
       Value: 3
       
   25. Create: Diameter #2965373
       Value: 83.5 mm
       
   26. Create: Length #2965374
       Value: 81 mm
       
   27. Create: Weight #2965375
       Value: 370 g
       
   28. Create: Image #6160574
       URL: https://avatars.mds.yandex.net/get-mpic/1605421/img_id9174911793031070489/orig
       
   29. Create: Preview image #6160575
       URL: https://avatars.mds.yandex.net/get-mpic/1605421/img_id9174911793031070489/orig
       
2. Donny Darko 28 April 2023 22:12:44
   Name: Sigma AF 10-20mm f/4-5.6 EX DC Pentax KA/KAF/KAF2; Catalog: Camera lenses