• Please use real names.

    Greetings to all who have registered to OPF and those guests taking a look around. Please use real names. Registrations with fictitious names will not be processed. REAL NAMES ONLY will be processed

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    We are a courteous and supportive community. No need to hide behind an alia. If you have a genuine need for privacy/secrecy then let me know!
  • Welcome to the new site. Here's a thread about the update where you can post your feedback, ask questions or spot those nasty bugs!

3d photo

  1. D

    Virtual 3D

    I posted this question about two years ago (here?)...nobody responded, I hope we can do better. I am talking about photos which are clearly 2D, our beloved flat earth: particularly including old photos; group or situation photos; photos which are very unlikely to have stereo siblings. On the...
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