Packet39 Blog

3DOF, 6DOF, RoomScale VR, 360 Video and Everything In Between

- February 25, 2018

3DOF vs 6DOF DOF means Degrees Of Freedom, the number of different “directions” that an object can move in 3D space. 3DOF VR headsets can track your head orientation, i.e., it knows where you are looking. The 3 axis are roll, yaw and pitch. 6DOF headsets will track orientation and position, the headsets knows where …
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Zed Mini – Unboxing and a Quick Review

- January 29, 2018

In The Box My two Zed Mini cameras arrived today, after a bit of a delay (pre-order placed sometime in Oct 17, was scheduled to ship in Nov. Included in the box: Camera Lens cap Bracket for the HTC Vive Paper alignment helper thingy Short USB-C cable (1m) Long USB-C cable (~4m, not pictured) Software …
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VR Water Sphere

- November 11, 2017

I’m building a VR art gallery for Lena Gorelick, a local artist whom also happens to be my wife. Here is one of the interactive displays. Experimenting with fluid mechanics in VR.

Microsoft Motion Controllers – Unboxing and first look

- October 10, 2017

Hooray, I just got my Microsoft Motion Controllers, to pair with my Acer “MixedReality” headset (which can’t actually do MR in any way). See my review here and here. So, Are they any good? Short Answer Tracking is superb. Build quality is horrible. Long Answer I received two controllers in a plain cardboard box devoid or …
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How to troll Google Maps on a national level

- October 3, 2017

If you happen to look at Israel on Google maps, on Yom Kippur, you would notice something interesting. The entire country is red with traffic. These are no ordinary traffic jams. So what is going on? Something weird happens on Yum Kippur in Israel. For 24 hours, from dusk to dusk, nobody drives. The religious …
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Scientifically (in)accurate crane simulator

- September 24, 2017

My company ( is working a lot with the manufacturing and power industry. I wanted to see how I can take a physical controller and bring it into the VR environment. For simplicity, I went with a Throttle Qudrant joystick , often used for flight simulators. I modeled the joystick and mapped it 1:1 with the real …
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VR for Industry

- September 19, 2017

Geiger Counter Training and testing on the usage of a hand-held radiation detector. This is a pilot project for the nuclear power plant in Pickering, Ontario. An operator places a virtual radiation source on the table and the trainee has to find it. Only the operator can see the source on screen. In VR, this …
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