Complaint
Lead equivalency 0.24mmpb
Density 4.46gm/cm| Type | Index of refraction | Density | Lead equivalent | light transmittance | PBo% |
| ZF3 | 1.71720 | 4.46 | 0.24mmpb/mm | >85% | 61.03% |
| ZF6 | 1.75500 | 4.77 | 0.27mmpb/mm | Less than 85% | 65.06% |
Payment terms: T/T; Western Union.
Shipment terms: FOB&CNF
Delivery time: abt 3days after the payment
Packing details: Pack with 40mm foams and strong wooden box
No inclusions (Bubbles, Stones, Knots), no cords, no surface defects are permitted which impede free viewing with the eye.
Quality: All of our glass has no bubbles,no stones,no knots no cords allowed inside.
