Ophthalmometers; Other ophthalmic instruments and appliances (HS 901850); Ophthalmic equipment (ICS 11.040.70)
National Standard of the P.R.C., Ophthalmic Instruments—Ophthalmometers (10 page(s), in Chinese)
This standard specifies the terms and definitions, requirements and test methods of continuous or digital indicative ophthalmometers. This standard is applicable to continuous or digital indicative ophthalmometers.