[ Scientific, precision engineering, optical and electronic apparatus and instruments, namely, ] optical precision instruments in the field of microscopy; microscopes, optical light microscopes, stereo microscopes, confocal laser scanning microscopes, microscopes for electrophysiology, measuring microscopes, photomicroscopes, confocal laser microscopes, ultrasonic microscopes, TIRF-microscopes, laser scanning microscopes, surgical microscopes; [ macroscopes; laser microdissection devices; ] s...