4/3rds question

richyrichy Registered Users Posts: 34 Big grins
edited September 16, 2010 in Cameras
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Comments

  • chrisjohnsonchrisjohnson Registered Users Posts: 772 Major grins
    edited September 16, 2010
    I trust your math on the dof.
    The main thing I don't like about 4/3 is that the system is optimized for an obsolete display standard. In another thread we learn that many photographers are selling a lot of images in digital format for display rather than print. Displays are evolving to 16/9 - this is the trend.
  • aj986saj986s Registered Users Posts: 1,100 Major grins
    edited September 16, 2010
    I'm not fully understanding the logic myself, but I found this website that may help analyze the situation:

    http://www.cambridgeincolour.com/tutorials/digital-camera-sensor-size.htm
    Tony P.
    Canon 50D, 30D and Digital Rebel (plus some old friends - FTB and AE1)
    Long-time amateur.....wishing for more time to play
    Autocross and Track junkie
    tonyp.smugmug.com
  • swintonphotoswintonphoto Registered Users Posts: 1,664 Major grins
    edited September 16, 2010
    I trust your math on the dof.
    The main thing I don't like about 4/3 is that the system is optimized for an obsolete display standard. In another thread we learn that many photographers are selling a lot of images in digital format for display rather than print. Displays are evolving to 16/9 - this is the trend.
    I don't think this is really a valid argument. Nearly every compact P&S camera on the market is a 4/3 sensor. The only cameras that are 3/2 are DSLRs not made by Olympus or Panasonic. The large majority of photographs viewed on computer screens are shot with a 4/3 sensor camera - and that is not changing any time soon. The 16x9 screens are more a trend following televisions and HD video viewing - the trend has little to do with still photography.
  • swintonphotoswintonphoto Registered Users Posts: 1,664 Major grins
    edited September 16, 2010
    One thing worth mentioning is that at least Olympus has f/2 zoom lenses - no one else does. So while the DOF may not be as great, I'll be honest, even shooting at f/2 often leaves part of someone's face in focus and part not. Even though it sounds like a disadvantage - in most situations it is rare for me to want narrower depth of field than 2.8 anyway.
  • NikonsandVstromsNikonsandVstroms Registered Users Posts: 990 Major grins
    edited September 16, 2010
    One thing worth mentioning is that at least Olympus has f/2 zoom lenses - no one else does. So while the DOF may not be as great, I'll be honest, even shooting at f/2 often leaves part of someone's face in focus and part not. Even though it sounds like a disadvantage - in most situations it is rare for me to want narrower depth of field than 2.8 anyway.

    You also have to remember that there is a lot more DOF than a full frame at F2.0, I can shoot my D700 at 2.0 and it is a thin sliver, while on 4/3 it has more uses since it is a bit more forgiving. 4/3 is great in that I can be at a much lower f-stop and have everything in focus for a landscape.
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