How to order Lenes! ♥ Free Shipping Now For Over US$49.99

Anti Radiation Aspheric Prescription  CR-39 Resin Lenes

Anti Radiation Aspheric Prescription CR-39 Resin Lenes

Regular price
€27,95
Sale price
€27,95
Shipping calculated at checkout.

How to choose lens index

Lens index reflects lens thickness, there is 1.56, 1.61, 1.67 index etc.

The higher lens index is, the thinner lens is. 1.67 is thinner than 1.61 than 1.56 at the same degree.

Lens thickness also depends on frame size. The bigger frame is, the thicker lens is.

 

1.56 index suggestion degree:

SPH: -0.00 ~ -4.00;CYL: -0.50~-2.00

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

 

1.61 index suggestion degree:

SPH: -0.00 ~ -6.00;CYL: -0.50~-2.00 

SPH: +4.00~+6.00;CYL:+0.50~+2.00

 

1.67 index suggestion degree:

SPH: -3.00 ~ -8.00;CYL: -0.50~-2.00 

SPH: +4.00~+8.00;CYL:+0.50~+2.00 

 

1.74 index suggestion degree:

SPH: -3.00 ~ -10.00;CYL: -0.50~-2.00

If your Cylinder2.00, you need to pay extra 10usd for high astigmatism customization.  ($10 link here)

 

If you have any question, please contact with us  ( service@cinily.net )

 


 

 

 

 




防辐射镜片_05
防辐射镜片_06
防辐射镜片_07
防辐射镜片_08