9 Ophtalmic Lenses and Frames, Protective Eyeglasses and Lenses Therefore, Contact Lense Equipment Used by Optometrists and Ophtalmologists for the Examination and Correction of Vision-Namely, Focometers, Pupil-Meters and Keratometers and Skiascopes, Reading Scales, Range and Distance Finders, Tachometers, Theodolites, Levels, Surveyor Poles and Sextants, Barometers, Thermometers, Compasses and Magnifying Glasses