Danyang Tecra Optical Instruments Co., Ltd. [China]

1. index: 1.74 2. diameter: 70mm 3. coating: HMC+EMI UV400 4. vision effect: single vision

1. index: 1.742. diameter: 70mm3. coating: HMC+EMI UV4004. vision effect: single vision

5. power range: 0.00~6.00/-4D

6. UV400 give you full protection.

7. It can be used equally weared throughout the year, in all climates and for many different activities.

1.74 high index aspherical lens