Change history for item: Optoma EP728

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1. Donny Darko 25 September 2023 04:52:47
   1. Create: Width #593284
      Value: 188
      
   2. Create: Height #593285
      Value: 71
      
   3. Create: Description #23826469
      Value: Purpose: office, projector resolution: 1024x768, max. diagonal image size: 7-9 m, luminous flux: 2000-4000 lm, contrast: 1000:1-3000:1, technology: DLP, connectors and interfaces: RS-232, USB Type-B, S-Video input, VGA input, MI audio input
      
   4. Create: Brand #23826470
      Value: Optoma
      
   5. Create: Type #23826471
      Value: Portable
      
   6. Create: Technology #23826472
      Value: DLP
      
   7. Create: Purpose #23826473
      Value: For office
      
   8. Create: Projector resolution #23826474
      Value: 1024x768
      
   9. Create: Image aspect ratio #23826475
      Value: 4:3
      
   10. Create: Number of LCD/DMD panels #23826476
       Value: 1
       
   11. Create: Image functions and options #23826477
       Value: Keystone correction
       
   12. Create: Peculiarities #23826478
       Value: Speakers
       
   13. Create: Lamp life #23826479
       Value: 3000 h
       
   14. Create: Lamp life in eco mode #23826480
       Value: 4000 h
       
   15. Create: Number of lamps #23826481
       Value: 1
       
   16. Create: Power of each lamp #23826482
       Value: 180 W
       
   17. Create: Min. projection distance #23826483
       Value: 12 m
       
   18. Create: Max. projection distance #23826484
       Value: 12 m
       
   19. Create: Min. diagonal size #23826485
       Value: 0.7 m
       
   20. Create: Max. diagonal size #23826486
       Value: 7.7 m
       
   21. Create: Min. horizontal frequency #23826487
       Value: 15 kHz
       
   22. Create: Max. line frequency #23826488
       Value: 100 kHz
       
   23. Create: Min. vertical frequency #23826489
       Value: 43 Hz
       
   24. Create: Max. frame frequency #23826490
       Value: 85 Hz
       
   25. Create: Aperture number F, min #23826491
       Value: 2.41
       
   26. Create: F-number F, max #23826492
       Value: 2.55
       
   27. Create: Focal length min. #23826493
       Value: 21.79 mm
       
   28. Create: Focal length max. #23826494
       Value: 23.99 mm
       
   29. Create: Contrast #23826495
       Value: 2200:1
       
   30. Create: Light flow #23826496
       Value: 2600 lm
       
   31. Create: Keystone correction type #23826497
       Value: Vertical
       
   32. Create: Connectors and interfaces #23826498
       Value: RS-232, USB Type-B, S-Video input, VGA input, mini jack 3.5 mm audio input
       
   33. Create: Number of built-in speakers #23826499
       Value: 1
       
   34. Create: Power per speaker #23826500
       Value: 1 W
       
   35. Create: Noise level #23826501
       Value: 32 dB
       
   36. Create: Depth #23826502
       Value: 25.9 mm
       
   37. Create: Weight #23826503
       Value: 2 kg
       
   38. Create: Image #20913630
       URL: https://avatars.mds.yandex.net/get-mpic/1538707/img_id3472519410890774891/orig
       
   39. Create: Preview image #20913631
       URL: https://avatars.mds.yandex.net/get-mpic/1538707/img_id3472519410890774891/orig
       
2. Donny Darko 27 April 2023 23:17:28
   Name: Optoma EP728; Catalog: Multimedia projectors