Monocular accommodation and binocular accommodation were measured while volunteers were looking at 1 0 letter at 1/3m distance. 1/3m response accommodation with direct measurement was observed.

• 同时做注视 1/ 3m 1 0视标的单眼调节和双眼调节的测量及运用直接法做 1/ 3m反应调节的测定。