处方:R:+7.50/L:+6.75,棱镜需求:底向内4△分至双侧眼镜透镜,移心距离x1和x2为( )。
A.0.27cm,0.30cm B.-0.27cm,-0.30cm C.0.30cm,0.27cm D.-0.30cm,-0.27cm正确答案A
处方:R:+7.50/L:+6.75,棱镜需求:底向内4△分至双侧眼镜透镜,移心距离x1和x2为( )。
A.0.27cm,0.30cm B.-0.27cm,-0.30cm C.0.30cm,0.27cm D.-0.30cm,-0.27cm正确答案A