Lenses are customized products and cannot be changed or returned after processing. Friends who wear glasses, please be sure to provide accurate prescriptions.
The lens defaults to myopia and astigmatism to within 200 degrees.( Contains 200 degrees)
Kemi 1.56 can reach up to 400 degrees. If the temperature exceeds 400 degrees, I would choose 1.61. For this degree, 1.56 will be thicker.
After May 2018
1.74U2 are all upgraded to ep film and the anti-counterfeiting mark is cancelled.
1.56 1.61 1.67 The EP film has not been upgraded and the anti-counterfeiting protection is still retained.
