在一般的情况下光轴与分子的长轴方向一致。
Along with the growth of age and body, optic axis gradually lengthens to the normal.随着年龄及身体的增长,眼轴逐渐加长,至而渐趋正常。
Method: We observe the optic axis, lens, vitreous body, retina and partial blood vessels of eyeground.方法:观察眼轴、晶状体、玻璃体、视网膜、眼底血管等。