automated refractor造句

An automated refractor is an instrument that is sometimes used in place of retinoscopy to objectively estimate a person's refractive error.
The parameters specified on spectacle prescriptions vary but typically include the power to which each lens should be made in order to correct blurred computer automated refractor, or through the technique of retinoscopy.
Sometimes the habitual glasses Rx or an automated refractor is used to provide initial settings for the phoropter, and sometimes a retinoscope is used through the phoropter to measure the vision without the patient having to speak, which is useful for babies and people who don't speak the language of the practitioner.
It's difficult to find automated refractor in a sentence. 用automated refractor造句挺难的