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1、aspheric optical design

  highly consistent a constant.
  power range: 6.o dto 30.o d
  dual-aspheric optical surface;
  spherical aberration: -0. 20um ±0.02um, harmonious for better focus depth and better visual acuity.

2、toric lens design

customized optical design and semi-lol of single-optical surface;

3、diffractive lens design

 extended range of vision design: combining the advantages of  triple focus iol and apodized iol' on the maket, design a patented triple-focus diffractive iol with full visual range.