Dear All
I will discuss a recent paper by Stefan Hell's group claiming a PSF fluorescence spot of 40 nm. Now they have started calling it "nanoscopy" instead of "microscopy" that I think is right terminology for the 21st century optical micronanoscopy.
Cheers
Shakil
Nature Methods - 5, 539 - 544 (2008)
Published online: 18 May 2008; | doi:10.1038/nmeth.1214