Keywords:
Aberration, Aid to vision, Coordinate measuring machines, Coordinate systems, Definitions, Dimensions, Eyes, Human, Human body, Illustrations, Instrument scales, Instruments, Interpretations, Measurement, Measuring techniques, Medical equipment, Ophthalmic equipment, Ophthalmic optics, Ophthalmic test equipment, Ophthalmology, Optical equipment, Optical instruments, Optics, People, Perception, Personal health, Specifications, Testing, Visual acuity testings, Visual faculty, Wave front