• 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

    Firstname Lastname


    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!

UV polarized light photography

Dr Klaus Schmitt

Well-known member
Luck guided me to finding a set of laboratory UV-VIS-IR polarizers and waveplates,
so here a first experiment, presented as a animated gif showing images at various
polarizer angles...


Asher Kelman

OPF Owner/Editor-in-Chief
I always wanted to see something like that!

So do we have an idea what control if any insects might have in examining a surface?