• Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate – Universe Optical

Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate – Universe Optical


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Our business sticks for the basic principle of "Quality could be the life with the firm, and track record will be the soul of it" for 1.60/1.61 MR8 (MR-8) , Bifocal Blue Light Glasses , Single Vision Cr 39 , We normally welcome new and old buyers offers us with beneficial tips and proposals for cooperation, let us mature and produce alongside one another, also to lead to our neighborhood and employees!
Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate – Universe Optical Detail:

Polycarbonate

Parameters

Reflective Index 1.591
Abbe Value 31
UV Protection 400
Available Finished, Semi-finished
Designs Single Vision, Bifocal, Progressive
Coating Tintable HC, Non tintable HC; HMC, HMC+EMI, Super Hydrophobic

Power Range

Polycarbonate

Other Materials

MR-8

MR-7

MR-174

Acrylic Mid-Index CR39 Glass
Index

1.59

1.61 1.67 1.74 1.61 1.55 1.50 1.52
Abbe Value 31

42

32

33

32

34-36 58 59
Impact Resistance Excellent Excellent Good Good Average Average Good Bad
FDA/Drop-ball Test

Yes

Yes No

No

No No No No
Drilling for Rimless Frames Excellent Good Good Good Average Average Good Good
Specific Gravity

1.22

1.3 1.35 1.46 1.3 1.20-1.34 1.32 2.54
Heat Resistance(ºC) 142-148 118 85

78

88-89

84 >450

Benefits

• Break resistant and high-impact

• Good choice to those who love sports

• Good choice to those who do a lot of outdoor activities

• Block harmful UV lights and solar rays

• Suitable for all kinds of frames, especially rimless and half-rim frames

• Light and thin edge contribute to aesthetical appeal

• Suitable to all groups, especially the children and sportsmen

• Thin thickness, light weight, light burden to children’s nose bridge

• High impact material is safer to the energetic children

• Perfect protection to the eyes

• Prolonged product lifespan


Product detail pictures:

Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate – Universe Optical detail pictures

Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate – Universe Optical detail pictures

Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate – Universe Optical detail pictures


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With a positive and progressive attitude to customer's interest, our enterprise continually improves our products excellent to meet the wants of customers and further focuses on safety, reliability, environmental requirements, and innovation of Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate – Universe Optical , The product will supply to all over the world, such as: Portugal, Albania, Puerto Rico, Our items have national accreditation requirements for qualified, high quality products, affordable value, was welcomed by people today all over the world. Our goods will continue to enhance within the order and look forward to cooperation with you, Should any of these products be of interest to you, please letus know. We are going to be content to offer you a quotation up on receipt of your detailed needs.
  • Staff is skilled, well-equipped, process is specification, products meet the requirements and delivery is guaranteed, a best partner!
    5 Stars By Modesty from Hamburg - 2018.12.10 19:03
    Cooperate with you every time is very successful, very happy. Hope that we can have more cooperation!
    5 Stars By Nana from Bangkok - 2017.09.22 11:32
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