Photochromic Lens In Mass
Number of views:
1000
1.56 SF Photochromic Progressive(12+2MM Corridor) Faster&Darker(Grey) 75MM
Category
Category：Fast changes series
Material：Photochromic Oligomer
Refractive Index (25℃)：1.548
UV Cut Off：370
Abbe Value：41
Specific Gravity (20℃)：1.21
Retail price
0.0
元
Market price
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Number of views:
1000
Product serial number
Quantity
-
+
Stock:
Product Details
Parameters
Tooling Index=1.530
Super photochromic factor added into the monomer make the lens clearer indoors and darker outdoors, Better adapt to environmental changes and UV protection.
● Super dark
● Faster change
● Long-lasting
● UV protect
● Anti-glare
| Diameter(mm) | NominalCurve | Truecurve | RadiusofCurvature | SAG40(mm) | SAG50(mm) | BackCurve | C.T.(mm) | E.T.(mm) |
| 75mm | 1.00 | 1.41 | 375.89 | 0.53 | 0.83 | 5.72 | 6.50 | 11.80 |
| 75mm | 3.00 | 3.47 | 152.74 | 1.32 | 2.06 | 5.72 | 5.80 | 8.30 |
| 75mm | 5.00 | 5.77 | 91.85 | 2.20 | 3.47 | 5.72 | 8.50 | 7.80 |
| 75mm | 7.00 | 7.80 | 67.95 | 3.01 | 4.77 | 5.72 | 11.20 | 6.90 |
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