optotype

常見例句

• The character recognition threshold or acuity of Chinese characters was measured and compared with English letters and optotype E,by the method of constant stimuli.
  本研究采用恒定刺激法測量漢字的大小辨認閾限(視銳),并與英文字母和視標E進行比較。
• Abstract The character recognition threshold or acuity of Chinese characters was measured and compared with English letters and optotype E, by the method of constant stimuli.
  摘要 本研究采用恒定刺激法測量漢字的大小辨認閾限(視銳)，并與英文字母和視標E 進行比較。
• This new visual picture chart is used for the measurement of visual acuity of 2-3 years old children. Bird, fish, house, scissors, cup, apple, umbrella, flower and duck serve as the test optotype.
  本視力表所用視標為:鳥、魚、房子、剪子、茶杯、蘋果、雨傘、花和鴨子。
• Findings for this experiment showed that the optotype acuity for subjects improved from 20/600 and 20/63 in the amblyopic eyes to 20/125 and 20/40, respectively.Binocular vision was also improved.
  這個實驗的發(fā)現(xiàn)顯示，研究對象的視力表敏銳度，兩人的弱視眼分別從 20/600 和 20/63 改善到 20/125 和 20/40，雙眼視力也獲得改善。
• The E optotype on the chart had 3 limbs of equal length.A regular geometric progression of optotype sizes and distribution was employed to arrange 14 lines with 4 optotypes on each line.
  采用三劃等長的E形視標，視標大小及排列采用均勻的幾何增率，每行視標數(shù)為4個，共14行，每兩行視標變化進率為拶而。
• optotype slide
  視力測試幻燈片
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