Drawing, marking-out or mathematical calculating instruments (for example, drafting machines, pantographs, protractors, drawing sets, slide rules, disc calculators); instruments for measuring length, for use in the hand (for example, measuring rods and tapes, micrometers, callipers), not specified or included elsewhere in this chapter

Lasers, other than Laser Diodes; other Optical Appliances and Instruments, not specified or included elsewhere in this Chapter

Apparatus based on the use of X-rays or of alpha, beta, gamma or other ionizing radiations [other than those for medical, surgical, dental or veterinary uses], including radiography or radiotherapy apparatus, X-ray tubes and other X-ray generators, high tension generators, control panels and desks, screens, 28 examinations or treatment tables, chairs and the like

Frames and mountings for spectacles, goggles or the like, and parts thereof

Spectacles, corrective [other than goggles for correcting vision]