Dual 5dmkIIs...

Erik Olson

Unscripted Mod
Staff member
I'm sure everyone has seen this, but, forgiving the cadence issues, I thought it worthy of posting again. Beam-splitter and effective bracketing in 5dmkIIs for an additional effective 4 stops.

 
Hi Erik,

I have considered this, but was never able to implement it. The dslr is so small that having two put together is not a size issue at all. I have wondered for a long time why they didn't use multiple sensors in video cameras to increase dynamic range.

I am glad to see people are actually doing it.

Thanks for re-sharing.
 
It looks a bit weird, as I am still not used to HDR images, and there is a flicker to the video. While HDR does capture alot more of an unevenly lit scene, it seems that it can't differentiate to well between properly exposed and not, so there are strange anomalies throughout the image, but it still looks cool, and the post production possibilities are more varied with this. Definitely a stylistic thing at this point, but will eventually take over.
 
Hey Erik, I love the shots. I have some ideas I would like to try out using this technique.

Due to the fact that I am unfamiliar with HDR would you mind answering some questions:


1. Briefly, What is HDR?

2. What is the distance between the 2 camera lenses and the minimum distance between the camera and the subject to achieve this?

3. To achieve the look you did with the male what were your camera style setting (portrait, super flat etc.)?

4. How extensive was your grading in post? I can see the contrast which I love.

5. Have you tried using the anti moire' and aliasing filter. I wounder if it will help on those wide shots. On the static shot I would probably bring it into after effects and mix in some still footage to eliminate the buildings noise. Here is a link to the Anti moire' aliasing filter.

http://www.caprockdev.com/antimoire.htm
 
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