Change history for item: Irix 15mm f/2.4 Blackstone Pentax KA/KAF/KAF2/KAF3

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1. Donny Darko 05 July 2023 07:47:57
   1. Create: Description #3019934
      Value: Mount: Pentax KA/KAF/KAF2/KAF3, lens type: wide-angle, focal length: fixed, prime lens focal length: 15 mm, aperture F at min. focal length: 2.40, aperture F at max. focal length: 2.4
      
   2. Create: Brand #3019935
      Value: Irix
      
   3. Create: Type #3019936
      Value: Lens
      
   4. Create: Lens type #3019937
      Value: Wide angle
      
   5. Create: Focal length #3019938
      Value: Permanent
      
   6. Create: Focal length of prime lens #3019939
      Value: 15 mm
      
   7. Create: Minimum focus distance #3019940
      Value: 0.28 m
      
   8. Create: Aperture F at min. focal length #3019941
      Value: 2.4
      
   9. Create: Aperture F at max. focal length #3019942
      Value: 2.4
      
   10. Create: Minimum aperture F #3019943
       Value: 22
       
   11. Create: Number of aperture blades #3019944
       Value: 9
       
   12. Create: Bayonet #3019945
       Value: Pentax KA/KAF/KAF2/KAF3
       
   13. Create: Filter thread diameter #3019946
       Value: 95 mm
       
   14. Create: Number of element groups #3019947
       Value: 11
       
   15. Create: Number of elements #3019948
       Value: 15
       
   16. Create: Number of aspherical elements #3019949
       Value: 2
       
   17. Create: Number of low dispersion elements #3019950
       Value: 2
       
   18. Create: Security #3019951
       Value: Dustproof, waterproof
       
   19. Create: Image #6173386
       URL: https://avatars.mds.yandex.net/get-mpic/1674591/img_id5689796829885594218/orig
       
   20. Create: Preview image #6173387
       URL: https://avatars.mds.yandex.net/get-mpic/1674591/img_id5689796829885594218/orig
       
2. Donny Darko 28 April 2023 22:19:57
   Name: Irix 15mm f/2.4 Blackstone Pentax KA/KAF/KAF2/KAF3; Catalog: Camera lenses