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, me Thereof. 90 08 Image projectors, other than cinematographic; photographic (other than cinematographic) enlargers and reducers 90 08 50 - - - Photographic enlargers and reducers Commodity Code Description 90 08 50 10 - - - Photographic enlargers and reducers 90 08 50 20 - - - Slide projectors 90 08 50 30 - - - Microfilm, microfiche or other microform readers, whether or not capable of producing copies 90 08 50 90 - - - Other