- subjective optometer
- 主观视力计
Medical Chinese dictionary (湘雅医学词典). 2013.
Medical Chinese dictionary (湘雅医学词典). 2013.
Optometry — Op*tom e*try, n. 1. (Med.) Measurement of the range of vision, esp. by means of the optometer. [Webster 1913 Suppl.] 2. As defined (with minor variations) in the statutes of various States of the United States: (a) The employment of subjective… … The Collaborative International Dictionary of English
Focometer — A focometer is an instrument for measuring either the visual or the photographic focal length of an objective or of another optical system. [http://www.photonics.com/directory//dictionary/lookup.asp?url=lookup entrynum=2031 letter=f Focometer… … Wikipedia