product

Photochromic Lens In Mass

Number of views:
1000

1.61 SP SF Photochromic (Grey/Brown) 70MM

Material:Photochromic Oligomer
Refractive Index (25℃):1.605
Abbe Value:30
UV Cut Off:400
Specific Gravity (20℃):1.27
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Number of views:
1000
Product serial number
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Product Details
Parameters

Tooling Index=1.530

Diameter(mm) NominalCurve Truecurve RadiusofCurvature SAG40(mm) SAG50(mm) BackCurve C.T.(mm) E.T.(mm)
70mm 0.00 0.11 4994.69 0.04 0.06 5.69 7.70 14.20
70mm 0.50 0.51 1036.63 0.19 0.30 3.96 8.80 12.80
70mm 2.00 1.95 271.98 0.74 1.15 3.96 8.80 11.30
70mm 4.00 4.05 130.81 1.54 2.41 6.06 5.80 8.30
70mm 6.00 6.00 88.33 2.29 3.61 6.06 7.80 7.80
70mm 8.00 8.06 65.72 3.12 4.94 6.06 9.80 7.00

 

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