9 Accessories for electron microscopes, namely, laser systems for use in the medical, scientific, research, treatment, and diagnosis fields, comprised of probe laser ports for photocathodes, pump laser ports for specimens; calibration and stabilization devices for lasers used with electron microscopes, namely, laser alignments and diagnostic tools; lenses for microscopes, namely, CO lenses; downloadable software, namely, data acquisition, timing control, and automation software for electron microscopes, scan control software for electron microscopes; high speed electrostatic beam blanking system for electron microscopes, namely, a system for varying electron streams, comprised of apertures, probe current detectors, deflection plates, blanking plates, port adapters, pulse drivers, and operating software