Photochromic Lens In Mass
Number of views:
1000
1.56 SF Photochromic Flat Top/Round top/Blended (Grey) with blue cut 70/28MM
Category
Category：Blue cut series
Material:Photochromic Oligomer
Refractive Index (25℃):1.548
UV Cut Off:420
Abbe Value:41
Specific Gravity (20℃):1.21
Retail price
0.0
元
Market price
0.0
元
Number of views:
1000
Product serial number
Quantity
-
+
Stock:
Product Details
Parameters
The anti blue light factor added in the lens effectively block harmful blue light.
● Long-lasting
● UV protect
● Blue cut
● Anti-Glare
| Diameter(mm) | NominalCurve | Truecurve | RadiusofCurvature | SAG40(mm) | SAG50(mm) | BackCurve | C.T.(mm) | E.T.(mm) |
| 70mm | 2.00 | 2.35 | 225.17 | 0.88 | 1.39 | 4.23 | 9.20 | 11.10 |
| 70mm | 4.00 | 4.12 | 128.66 | 1.56 | 2.45 | 4.23 | 7.60 | 7.50 |
| 70mm | 6.00 | 6.03 | 87.90 | 2.30 | 3.63 | 6.43 | 7.50 | 7.60 |
| 70mm | 8.00 | 7.95 | 66.67 | 3.07 | 4.86 | 6.43 | 9.20 | 6.50 |
Scan the QR code to read on your phone
ABOUT US
