Digital microscope

scanner Quantization (signal processing) Range imaging Scanning SQUID microscope Single-Photon Emission Computed Tomography (SPECT) Smartdust SQUID, Superconducting

relationship between photon spin and polarization A virtual polarization microscope Polarization angle in satellite dishes. Using polarizers in photography

Nikolai Korotkov 1928, penicillin, by Alexander Fleming 1931, electron microscope by Ernst Ruska 1938, penicillin as an antibiotic, by Howard Florey and

1932 Particle accelerator Crockcroft and Walton 1935 Scanning electron microscope Knoll 1937 Xerography Carlson 1937 Oscillograph Van Ardenne, Dowling,