Refraction and how to refract; including sections on optics, retinoscopy, the fitting of spectacles and eye-glasses, etc

類似資料

• Refraction and how to refract : including sections on optics, retinoscopy, the fitting of spectacles and eye-glasses, etc
  著者:: Thorington, James, 1858-1944
  出版事項: (1904)
• Refraction of the human eye and methods of estimating the refraction, including a section on the fitting of spectacles and eye-glasses, etc
  著者:: Thorington, James, 1858-1944
  出版事項: (1916)
• Refraction of the human eye and methods of estimating the refraction, including a section on the fitting of spectacles and eye-glasses, by James Thorington
  著者:: Thorington, James, 1858-1944
  出版事項: (1930)
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  著者:: Cowan, Alfred, 1884-
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  著者:: Alger, Ellice Murdoch, 1870-1945
  出版事項: (1910)