Function: | for Presbyopic, for Astigmia, UV Protection, for Myopia |
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Material: | Cr39 |
Abbe Value: | 58 |
Specific Gravity: | 1.32 |
Diameter: | 70mm |
Power Range: | Sph:0.00~+3.00 0.00~-1.00 Add:+1.00~+3.00 |
Samples: |
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Customization: |
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Suppliers with verified business licenses
Product Name
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1.499 Round-top28 Bifocal Optical Lens Uncoated Eyeglasses Lens
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Diameter
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70mm
|
Monomer
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CR39
|
Abbe value
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58
|
Specific Gravity
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1.32
|
Power Range | Sph:0.00~+3.00 0.00~-1.00 Add:+1.00~+3.00 |
Advantages of round-top bifocals
1. The wearers can see the near things by the round shape and see the distance things by the rest of the lenses.
2. The wearers don't need change two different visions glasses when they both reading book and watching TV.
Advantages:
About the Coating:
Custom Service:
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1. Are your company a manufacturer or a trade company?Suppliers with verified business licenses