Objective：To confirm that the lensometer adjusted by the special lenses group for contact lenses cant express the back vertex power of contact lenses.

证实采用接镜专用标准透镜组标度计不能准确测被测角膜接镜顶度。

Objective：To confirm that the lensometer adjusted by the special lenses group for contact lenses cant express the back vertex power of contact lenses.

证实采用接专用准透定的焦度计不能准确测定被测角膜接的顶焦度。

Objective：To confirm that the lensometer adjusted by the special lenses group for contact lenses cant express the back vertex power of contact lenses.

证实采接镜专准透镜组定的焦度计不能准确测定被测角膜接镜的顶焦度。

Objective：To confirm that the lensometer adjusted by the special lenses group for contact lenses cant express the back vertex power of contact lenses.

证实采用接专用准透定的焦度计不能准确测定被测角膜接的顶焦度。

Objective：To confirm that the lensometer adjusted by the special lenses group for contact lenses cant express the back vertex power of contact lenses.

证接镜专标准透镜组标定的焦度计不能准确测定被测角膜接镜的顶焦度。

Objective：To confirm that the lensometer adjusted by the special lenses group for contact lenses cant express the back vertex power of contact lenses.

证实采用接镜专用标准透镜组标定的焦度准确测定被测角膜接镜的顶焦度。

Objective：To confirm that the lensometer adjusted by the special lenses group for contact lenses cant express the back vertex power of contact lenses.

证实采用接镜专用标透镜组标定的焦度计不能定被角膜接镜的顶焦度。

Objective：To confirm that the lensometer adjusted by the special lenses group for contact lenses cant express the back vertex power of contact lenses.

证实采用接镜专用标准透镜组标定的焦度计不能准确测定被测角膜接镜的顶焦度。

Objective：To confirm that the lensometer adjusted by the special lenses group for contact lenses cant express the back vertex power of contact lenses.

证实采用接镜专用标准透镜组标定的焦度不能准确测定被测角膜接镜的顶焦度。