Section 18 Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; clocks and watches; musical instruments; parts and accessories thereof 90 Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof 90 08 Image projectors, other than cinematographic; photographic (other than cinematographic) enlargers and reducers. Commodity Code Description 90 08 50 Projectors, enlargers and reducers 90 08 90 Parts and accessories