Two-photon polymerization was first demonstrated in the 1990s — since then, a large number of research laboratories have been involved in its study. Despite the unique capabilities of 2PP and ...

Two-photon emission is a relatively weak emission process, about five orders of magnitude weaker than the usual single-photon emission that occurs in semiconductor lasers or LEDs. So we had to use ...

Without the crystal, this setup is a conventional two-lens imaging system ... Reconstructing such an image requires a ...

Despite a lot of changes in appearance over the last decade, chances are your vision of the best camera on the market ... Here are three things I like, and two things I don't.