1.56 Aspheric Lenses suggestion power:

     SPH: -0.50 ~ -4.00;CYL: -0.50~-2.00

     SPH: +0.50~+4.00;CYL:+0.50~+2.00

1.61 Aspheric Lenses suggestion power:

     SPH: -0.50 ~ -6.00;CYL: -0.50~-2.00

     SPH: +4.00~+6.00;CYL:+0.50~+2.00

1.67 Aspheric Lenses suggestion power:

     SPH: -1.00 ~ -8.00;CYL: -0.50~-2.00

     SPH: +4.00~+8.00;CYL:+0.50~+2.00

1.74 Aspheric Lenses suggestion power:

     SPH: -3.00 ~ -12.00;CYL: -0.50~-2.00

     SPH: +0.50~+12.00;CYL:+0.50~+2.00

Remark:Prescription lenses under one of below four conditions belongs to customized lenses, lenses factory has to make the lenses specially for you, they will ask for extra cost USD10 or USD20. Thanks for your great understanding!

Cylinder >-2.00 or >+2.00  (USD10)

Cylinder >-4.00 or >+4.00  (USD20)

You can pay the extra cost here:

USD10:https://www.aliexpress.com/store/product/This-can-t-be-order-alone-Customized-Prescription-Lenses-Extra-Cost-Use-Only-If-you-place/4821029_32972993668.html

USD20:https://www.aliexpress.com/store/product/This-can-t-be-order-alone-Customized-Prescription-Lenses-Extra-Cost-Use-Only-If-you-place/4821029_32976251571.html

ADD(+0.00~+3.00)

if your prescription have date ADD,please buy from this link

ADD(+0.00~+3.00):https://www.aliexpress.com/store/product/1-56-1-61-1-67-ADD-0-75-3-00-Progressive-Multifocal-Lenses-Prescription-Myopia/4821029_32973400750.html

If you have any question,please contact my store customer service.