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High-Impact Ultravex Lenses

High-Impact Ultravex Lens is made of special hard resin material with excellent resistance to impact and breakage.
It can withstand the 5/8-inch steel ball weighing approximately 0.56 ounce falling from a height of 50 inches (1.27m) upon the horizontal upper surface of the lens.
Made by the unique lens material with networked molecular structure, ULTRAVEX lens is strong enough to withstand shocks and scratches, to give protection at work and for sports.
Product Parameters:
Design:SPH,ASP
Reflective Index:1.56,1.61
Abbe Value: 42/40
Diameter: 65/70/72/75mm
Coating: HMC+EMI,SHMC

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    Product Features

    * Particularly resilient and resistant to breakage

    * High scratch resistance
    * Full-UV blockage:UVA&UVB
    * Easy edging, normal edging machines are fine
    * Suitable for drilling and mounting rimless frames

    Product Properties:
     

    Ultravex

    CR-39TM

    Poly

    Mid-Index

    Hi-Index

    ABBE

    42

    58

    31

    34-41

    32-42

    Scratch Resistance

    0.5

    1

    0.2

    0.3-0.5

    0.5

    FDA Impact Resitance (@1.0mm)

    Pass

    Fail

    Pass

    Fail

    Some Pass

    Specific Gravity

    1.16

    1.32

    1.22

    1.20-1.34

    1.30-1.40

    Index

    1.58

    1.5

    1.59

    1.53-1.57

    1.59-1.74

    Chemical Resitance

    Good

    Good

    Unacceptable

    Good

    Good 

    4_

    * Difference of molecular structures High impact lens -- similar as a net, while linear of normal hard resin lens.

    5_

    * Suitable for drilling and mounting rimless frames, durable service life.

    6_

    Compare with hard resin lens, high impact resistance lens will never turn yellow.

    8_

    * Compare with polycarbenate lens, you will not find any internal stress in our high impact resistance lens.

    Regarding as the Packing and Shipping

    Envelope:
    We can provide Standard white envelopes and Brand envelopes with customer design
    Outer box:
    Include around 500 pairs of finished lenses, 19kg 
    Include around 120 pairs of semi-finished lenses, 20kgs
    6pn3
    Shipping:
    Samples by Fedex, DHL, UPS, ect. 
    Stock order by air, sea, express 
    5mr6
    Carrier: We can choose for you or offer us your cooperative company 
    Payment terms: 30% deposit before production, 70% balance before shipment 

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