9011 (01/1988-..) Optical microscopes, incl. those for photomicrography, cinephotomicrography or microprojection (excl. binocular microscopes for ophthalmology and instruments, appliances and machines of heading 9031)

90111000 (01/2020-..) Stereoscopic optical microscopes 90111010 (01/1998-12/2019) Stereoscopic optical microscopes fitted with equipment specifically designed for the handling and transport of semiconductor wafers or reticles 90111090 (01/1998-12/2019) Stereoscopic optical microscopes (excl. fitted with equipment specifically designed for the handling and transport of semiconductor wafers or reticles) 90112000 (01/1988-12/1997) Optical microscopes, for photomicrography, cinephotomicrography or microprojection (excl. stereoscopic microscopes) 90112010 (01/1998-..) Photomicrographic optical microscopes fitted with equipment specifically designed for the handling and transport of semiconductor wafers or reticles (excl. stereoscopic microscopes) 90112090 (01/1998-..) Optical microscopes for photomicrography, cinephotomicrography or microprojection (excl. fitted with equipment specifically designed for the handling and transport of semiconductor wafers or reticles, and stereoscopic microscopes) 90118000 (01/1988-..) Optical microscopes (excl. for photomicrography, cinephotomicrography or microprojection, stereoscopic microscopes, binocular microscopes for ophthalmology and instruments, appliances and machines of heading 9031) 90119000 (01/2020-..) Parts and accessories for compound optical microscopes, n.e.s. 90119010 (01/1998-12/2019) Parts and accessories of stereoscopic optical microscopes and photomicrographic optical microscopes, fitted with equipment specifically designed for the handling and transport of semiconductor wafers or reticles, n.e.s. 90119090 (01/1998-12/2019) Parts and accessories for compound optical microscopes, n.e.s. (excl. of stereoscopic optical microscopes and photomicrographic optical microscopes, fitted with equipment specifically designed for the handling and transport of semiconductor wafers or reticles) 9012 Electron microscopes, proton microscopes and diffraction apparatus