Category Archives: 3D

Another 3D mobile phone announced

LG Reaffirms Commitment to 3D with Optimus 3D Max.

From a photography or video perspective, we may not be paying sufficient attention to the mobile smart phone category. There are now quite a few mobile phones featuring glasses-free 3D displays, and I also saw some 3D tablet demos at the 2012 Consumer Electronics Show. The latter were also glasses-free.

The problem is – what do people do with a 3D phone? There’s not a lot of content and may be only a few games that might be able to support 3D. Is watching a video, let alone a 3D video, something we want to do on our smart phone?

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Sled dog race in Stereoscopic 3D

I shot some video at a sled dog and skijoring race in north Idaho and shot it in 3D using two

English: Dog Sled Race
Image via Wikipedia

Lumix GH-2 cameras mounted on a short rail. This was the first time that I shot 3D both at a live event, and also, at times, handheld.

As a general rule, we want to shoot 3D using a tripod as it is important to keep the horizon horizontal because of how stereoscopic images map to our eyes when we watch the video. The handheld shots worked okay for my viewing, but for those not familiar with watching 3D video, this can cause a “sea sickness” feeling until you are used to it.

Shooting 3D at a live event adds additional challenges including that it is very hard to be thinking ahead in 3 dimensions – harder than expected. When shooting 3D we have to deal with not only “framing the image” but we also need to be thinking about depth and avoiding having objects or people only part way into the frame. If an object enters or exits the frame, it has to do so quickly.

That said, there are good scenes and bad scenes in this short video. The scene with racer #42 is particularly messed up. The version I uploaded also has some places where I did not get exact vertical synchronization between the left and right, fully aligned. My bad. I fixed that later but not in the upload version. I think my favorite scene comes near the end where a sled dog team is stretched out in front of me – nice depth!

Update: I’ve gotten better with the 3D video editing since I put this together!

Red/blue anaglyph – red/cyan glasses required.

Same video but in Youtube’s multi-format 3D. Click on the ‘3D’ label in the viewer to select your type of 3D viewing.

The race was the Pacific Northwest Sled Dog Championship, held at Priest Lake, Idaho. The event runs two full days and features both small and large dog teams and skijoring, where one or two dogs lead a cross country skier.

I will try to get a post up at some point with more details as to how I shoot 3D with two cameras and what I use for editing.

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Convert your 2D Display to 3D

The 3D Now Theater is a universal processor that converts any 2D HD display with an HDMI input – new or old – into a stereoscopic 3D display

via Convert your 2D Display to 3D: 3D Now Theater to Launch at CES 2012 | AVForums.com – UK Online.

This makes sense to me. Uses the interleaved frames to create separate left and right images synchronized with 3D glasses. Would love to have one of these!

(As I write this I am remastering my 3D video from last week after learning more from that experience and doing a better job of placing the images in 3-space.)