供应1.56圆顶，平顶，无形双光镜片

1. 56 photochromic round top / flat top / blended top bifocal lenses
1) photo brown and photo grey
2) size: 70/28mm
3) finished lenses:
power range:
sph: (-0.00~ -3.00) add ( +1.00~ +3.00)
sph: ( 0.00~ +3.00) add ( +1.00~ +3.00)
4) semi-finished lenses:
base: 200, 400, 600, 800
size: 70/28mm
5) coating available: uncoated, hc, hmc, hmc+emi
1.56 photochromic / transition optical lenses 1) nd:1.56
2) abbe value: 42
3) specific gravity: 1.28
4) density: 1.14g/cm3
5) available color: brown, grey, bule, green, purple, pink, orange
6) diameter: 65mm, 70mm ,72mm
7) power range:
sph: 0.00 ~ +8.00 / cyl: -0.25 ~ -2.00
sph: 0.00 ~ -8.00 / cyl: -0.25 ~ -2.00
8) features:
a) color changing with in few seconds between outdoor and indoor
b) color darkening concentration reach 70% for photogrey and photobrown and 55% for pink blue, green, purple and orange
c) high original transmission, high rate of darkening in the sun, high rate of fading out of the sun
d) 100% intercept to uv400nm ray
9) semi-finished lenses
base: 2.00, 4.00, 6.00, 8.00

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丹阳市博大光学眼镜有限公司
蔡高美
15952917060
丹阳市司徒眼镜工业园万新路88号

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供应1.56圆顶，平顶，无形双光镜片
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