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marcuswolschon

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Posts posted by marcuswolschon

  1. The Leica is not stabilized but has AF (I find that helpful to catch lot's of 10 second B-roll clips and to pull out the camera and record instantly when something unexpected happens), is much sharper and has much less problems with halos around small light sources.
    (My Voightländer has purple halos around small but intense lights in dark scenes and I find the overall colors less accurate but of cause it stll produces footage at all where all other lenses have to give up.)
  2. I don't consider the Voightländer a good all-round. The Panleica 25mm does that job much better with the Voightländer stepping in for extreme low-light. I find the Voightländer to be too way soft compared to the Leica.

    55mm sound a bit long for product photography unless the products are quite small. For hand-sized to arm-sized objects I use the 25mm with about a step distance. Why the longer one? Distortion?

    An f1.8 sounds a bit expensive for non-improvised interviews with ample light.
  3. [quote name='charlie_orozco' timestamp='1343512658' post='14690']
    I kinda like this, but I think it would be much better if somebody made this type of handle but in a horizontal placement, so the camera could be operated like a camcorder. I miss the stability I had with my HV40 (and I have to say it was comfortable too), with my forearm supporting the weight rather than my wrist.
    [/quote]

    I think the GH2 is too high for that. If you support the weight with your wrist, you can't reach the buttons on the top anymore.
  4. I just checked some GH1 footage with blown highlights due to a strong spotlight moved across a stage.
    (Camera was covering an event unattended with auto-exposure on matrix mode while I was busy shooting a more important event.)
    The footage was imported directly from the SD card into FCPX. From what I see in the video scopes the blacks do start at 0 but the blown highlights peak at 100% but do roll off a bit behind that point.
    Reducing the highlights by the -8% calculated above seems to match up with the very end of that rolloff.
    Comparing at 200% it looks like I get at least a tiny bit of detail back at the edges of some of the blown out areas. I may however be mistaken as the change of brightness may trick my eye.

    Can someone confirm this on GH1 and GH2? Possibly with a shot of a grey gradient or something.
  5. I'm thinking about designing a GH2 cage that is a more snug fit.
    (CAD files will be creative commons to 3d-print or mill it in the next FabLab)

    https://plus.google.com/116678841043669808992/posts/ZY3DTm6eh1K
  6. I find the JuiceLink still too bulky and for 144eur still too expensive for just amp and phantom-power.
    This should be possible in a way smaller package and <100eur.

    I also got myself the Rode [b]Stereo[/b] VideoMic Pro.
    Very surprised by how wind resistent it is.
    Perfect for capturing clear, undirected athmo and background chatter while you have the Zoom H4n on your body (or whereever the sound source is) instead on on camera.
  7. Thanks a lot!!!
    [b] [url="http://www.eoshd.com/comments/user/13955-sfrancis928/"]sfrancis928[/url]:[/b]

    [b] I'll try your settings on some footage and verify if they have any effect on bringing out more details in blacks and highlights.[/b]

    (How to get rid of this bold text whe you copy someone's username?)

    GH3

    Everyone expectes the GH3 to be released on Photokina.
    Probably together with weather sealed lenses and a new high end flash gun that speaks wireless with the GH3.
  8. I tried them, build my own, designed and redesigned them myself and ended up finding such rigs way too large.
    They remove the biggest advantage of a micro4/3...size+weight.
    If you use a rig, it should be foldable, lightweight and pulled out of the camera bag and set up within seconds.
    Having some more sturdy mounting options then just 1/4" at the bottom, hotshoe at the top and maybe the filter-threads of the lens would allow for more lightweight rigs. Integrate a cage into the body.
    (BTW, taking appart and reassembling a GH2 is no magical process. It's just a computer like any other one.)

    Examples of where the GH2 has it's unique selling points:
    Bringing 3 bodies and 6 lenses to a short-notice or improvised interview shot in a small backpack with enough space for sound, power and light.
    Having a body constantly in your pocket with a pancake lens where otherwise you would miss some perfect B-roll or compositing material because your heavy DSLR-body or upper class camcorder is in the hotel room/car/bottom of the backpack/whatever.
    Switching bodies instead of lenses and thus be faster and more versatile then a full frame shooter.
    Just mounting a body with a wide angle on top of a body with a tele and cut between them in editing because both are so light and small that it's no big deal.
  9. It it were not for the upcomming weather-sealed GH3 I'd think about designing a 3d printable body for the GH2 or GH1. :/
    I'm currently doing a new body for YN460-II flashes that get mains power connector, umbrella-holder and a radio trigger receiver integrated.

    (Thicker on buttom and left side but not the grip,
    quick release plate and supporting loop for the hand integrated,
    3.5mm stereo audio jack and 1 XLR plug,
    wireless shutter release and wireless flash sender integrated and
      a power plug that does not need me removing the battery or stop recording first.
    Foldable sun shade for the display.
    2 15mm holes into the larger base to insert rails when needed.
    Some 1/4" and hotshoe mounting points like the cage.
    3/8" microphone mounting point at the top in front of the current buttons due to the longer, C300 like body. )
  10. one feature for photo and video:
    Tethered shooting

    Why do I have to run about collecting SD-cards from multiple cameras when I do photo or video in a studio-setup?

    As far as the battery grip goes the GH2 was a step back from the GH1. :/
    I modified existing battery grips to use them with the GH1 but with the higher voltage needed in the GH2 this was no longer an option. (no step-up-converters to overcome this)
  11. [b]On Timelapse / Vimeo[/b]

    I didn't really think about this before.
    Reflecting it...I completely agree.


    further down:
    "Not for him the stealth factor when approaching a corporation, rather all guns blazing!"

    I don't understand the grammar of this sentence.


    "Jeff did use a GH2 on his documentary ...but is still put off it somewhat for documentary because of rolling shutter jello and a lack of mic socket." Wait a second. I can clearly see the Mic socket on my GH1 and GH2s. But I guess he was refering more to phantom powered XLR sockets.

    Andrew: Don't overdo it with repeating your critique on the 5DmkIII and your praise of the GH2 over and over again. You don't have to build that point into each and every blog posting.
  12. Strange thing here too.
    GH2 with the unaltered unified patch applied to a 1.1 firmware.

    a)
    The patch says 90Mbps for video.
    The resulting 14 second file has 39'896 kBit/s for it's video stream.
    A resulting 59 second file    has 65'308 KBit/s for it's video stream.
    It should have been 90000000Bit/s=87890KBit/s
    (Identified with Windows Explorer, file-details.)

    b)
    The description of the patch says it uses I-Frames. But the settings.ini sets a GOP of 1.

    c)
    The camera says I have a recording limit of 48 minutes and 10 seconds on a newly formated 64GB card.

    A 14 second clip is 72,4MB in length => 310MB/min.
    So extrapolating from that I should have 3.43 hours at maximum bitrate on a newly formated 64GB card.

    With 59s of recorded video, the card contains 468MB of data.
    =>64G = 134min

    Both way more then 48min.
    So the file size is not what is causing this limit.


    Bitrate vs. reported limit on 64GB (actually there is space for about 3x that much video)
    90000000 => 0h48m10s => resulting bitrate 39'896 to 65'308 KBit/s
    80000000 => 0h54m6s
    70000000 => 1h01m
    60000000 => 1h11m
    45000000 => 1h35m        => resulting bitrate 22483kBit/s
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