Ok, I did everything right. But the laser room nealy drove me crazy. When I got the door open it was very hard to find that small portalable corner inside Thanks for the video:)

Here is the walkthrough with annotations, enjoy
http://www.youtube.com/watch?v=62Qsy63K60w

You can also try this
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=121156385
I think you may find it interesting too

anyway, thanks for your feedback

Thanks for your playing and feedback, I will upload a walkthrough very soon : )

This was really quite challenging, a little unforgiving in places, had to use F6 a bit :) do you have a video or demo of your intented solution? I'm not sure if solved everything right