Change history for item: Samyang 20mm T1.9 ED AS UMC Pentax KA/KAF/KAF2

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1. Donny Darko 05 July 2023 06:11:32
   1. Create: Description #3001812
      Value: Mount: Pentax KA/KAF/KAF2/KAF3, lens type: wide-angle, focal length: fixed, prime lens focal length: 20 mm, aperture F at min. focal length: 1.90, aperture F at max. focal length: 1.9
      
   2. Create: Brand #3001813
      Value: Samyang
      
   3. Create: Type #3001814
      Value: Lens
      
   4. Create: Lens type #3001815
      Value: Wide angle
      
   5. Create: Focal length #3001816
      Value: Permanent
      
   6. Create: Focal length of prime lens #3001817
      Value: 20 mm
      
   7. Create: Minimum focus distance #3001818
      Value: 0.2 m
      
   8. Create: Functions #3001819
      Value: Adapted for video
      
   9. Create: Aperture F at min. focal length #3001820
      Value: 1.9
      
   10. Create: Aperture F at max. focal length #3001821
       Value: 1.9
       
   11. Create: Minimum aperture F #3001822
       Value: 22
       
   12. Create: Number of aperture blades #3001823
       Value: 7
       
   13. Create: Bayonet #3001824
       Value: Pentax KA/KAF/KAF2/KAF3
       
   14. Create: Filter thread diameter #3001825
       Value: 77 mm
       
   15. Create: Number of element groups #3001826
       Value: 12
       
   16. Create: Number of elements #3001827
       Value: 13
       
   17. Create: Number of aspherical elements #3001828
       Value: 2
       
   18. Create: Number of low dispersion elements #3001829
       Value: 3
       
   19. Create: Diameter #3001830
       Value: 83 mm
       
   20. Create: Length #3001831
       Value: 86.9 mm
       
   21. Create: Weight #3001832
       Value: 513 g
       
   22. Create: Image #6167915
       URL: https://avatars.mds.yandex.net/get-mpic/1525999/img_id8685378708377185039/orig
       
   23. Create: Preview image #6167916
       URL: https://avatars.mds.yandex.net/get-mpic/1525999/img_id8685378708377185039/orig
       
2. Donny Darko 28 April 2023 22:16:48
   Name: Samyang 20mm T1.9 ED AS UMC Pentax KA/KAF/KAF2; Catalog: Camera lenses