A.眼前1.0m~无限远
B.眼前28.6~40cm
C.眼前0.5~1.0m
D.眼前28.6~40cm和眼前1.0m~无限远
[单选题]-屈光不正患者,其调节幅度为0D,戴矫正镜后视力为0,如配予下加光+2.50DS的双焦眼镜,则戴镜时的明视范围是()。A.眼前1.0m~无限远B.眼前
[单选题]被测眼调节幅度为+1.00D,配戴加光+2.50D双焦老视眼镜近明视范围和焦外区为()。A .40cm-28cm,28cm-100cmB .40cm-28cm,28cm-100cmC .40cm-28cm,40cm-100cmD .40cm-100cm,28cm-100cm
[单选题]被测眼调节幅度为+2.50D,正视眼或戴远用矫正眼镜明视范围为()。A .≥28cmB .≥33cmC .≥57cmD .≥40cm
[单选题]被测眼调节幅度为+2.50D,戴老视眼镜+1.50D,明视范围()。A .26cm-50cmB .28cm-40cmC .25cm-66cmD .22cm-100cm
[单选题]60岁正视眼人戴三焦眼镜后的中间光区焦度为25D,则中间光区的明视范围是()。A.80~44.4cmB.100~36.4cmC.73~53.5cmD.
[单选题]60岁正视眼人戴三焦眼镜后的中间光区焦度为25D,则中间光区的明视范围是()。A.80~44.4cmB.100~36.4cmC.73~53.5cmD.
[单选题]被测眼调节幅度为+1.75D,三焦眼镜中间加光+1.00D,中间光区明视范围为()。A .100cm-36cmB .80cm-44cmC .73cm-53cmD .68cm-57cm
[单选题]被测眼调节幅度为+0.50D,三焦眼镜中间加光+1.37D,中间光区明视范围为()。A .100cm-36cmB .80cm-44cmC .73cm-53cmD .68cm-57cm
[单选题]被测眼调节幅度为+1.00D,三焦眼镜中间加光+1.25D,中间光区明视范围为()。A .100cm-36cmB .80cm-44cmC .73cm-53cmD .68cm-57cm
[单选题]验光中,近视者视力下降,戴用-2.50DS镜视力可达正常,将镜度分别增至-2.75DS、-3.00DS视力仍为正常,改用-2.50DS/-0.25DC*180镜度视力保持正常。跟混处方原则,应选用( )为配镜度。A.-2.50DSB.-2.75DSC.-3.00DSD.-2.50DS/-0.25DC*180