A、面向上,眼球向下轉(zhuǎn) B、面向上,眼球向上轉(zhuǎn) C、面向下,眼球向下轉(zhuǎn) D、面向下,眼球向上轉(zhuǎn)
A、面向左轉(zhuǎn) B、面向右轉(zhuǎn) C、面向上轉(zhuǎn) D、面向下轉(zhuǎn)
A、用拇指與食指擠壓鏡片中心,如向外彎說(shuō)明正確 B、用拇指與食指擠壓鏡片中心。如向里彎說(shuō)明正確 C、用拇指與食指擠壓鏡片邊緣,如向外彎說(shuō)明正確 D、用拇指與食指擠壓鏡片邊緣,如向里彎說(shuō)明正確