Weihai Dingxin Optical Co.,Ltd

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1. Free Form Progressive

ABOUT FREEFORM TECHNOLOGY

The Optical Industry is poised for significant change, thanks to the introduction of Freeform surfacing to the lens manufacturing process. The transition to Freeform Technology will be a watershed in the history ...

2. Polycarbonate Lenses

Polycarbonte prescription lens
Refraction index: 1.59
Diameter: 65/70mm
Density: 1.20
Transimission for white light: 89%
UV 400 protection available
AR Multicoating in Green Color is available

3. 1.56 Photogrey

1.56 PHOTOCHROMIC LENS GREY AND BROWN

Diameter: 65/70mm
Power: 0.00 to +/-6.00/-2.00
Material: LG CHEMICAL
Color: Grey and brown
Real Index: 1.55
Abbe Value: 39
Specific Gravity: 1.15
UV: 380NM
Darkening: 75% after 30 seconds
85% ...

4. Cr-39 1.499 Polarized

CR-39 Polarized plano lens
Diameter: 65/70mm
Base: 6/8
Color: G15/Brown/Grey
Finished and semi-finished available

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