How to Choose Lens Index

NOTICE: When your myopia or hyperopia is higher than 6.00, we recommend you to choose a lens with an index greater than 1.61, otherwise it may cause discomfort when the lens is too thick or cannot be made.

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: -3.00 ~ -8.00;CYL: -0.50~-2.00
SPH: +3.00~+8.00;CYL:+0.50~+2.00
1.74 Aspheric Lenses suggestion power:
SPH: -3.00 ~ -12.00;CYL: -0.50~-2.00
SPH: +3.00~+12.00;CYL:+0.50~+2.00
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