Index 1.499 Cr39 Resin Round Top Bifocal Optical Lens Uncoated Eyeglasses Lenses

• Customization: Available
• Function: for Presbyopic, for Astigmia, UV Protection, for Myopia
• Material: Cr 39
• Model NO.: 1.499 RT Bifocal UC Lenses
• Abbe Value: 58
• Specific Gravity: 1.32
• Coating Choice: Hc, Hmc, Green
• Power Range: Sph:0.00~+3.00 0.00~-1.00 Add:+1.00~+3.00
• Diameter: 70/28mm
• Transmission: > 97%
• Guarantee: 3~5 Years
• Key Word: 1.499 Round Top Bifocal Uncoated Lens

Product Description

Product Name	1.499 Round Top Bifocal Uncoated Lens
Diameter	70/28mm
Monomer	CR39
Abbe value	58
Specific Gravity	1.32
Power Range	Sph:0.00~+3.00 0.00~-1.00 Add:+1.00~+3.00

• Round top bifocals are further described by the width of the near segment, measured in millimeters (mm). The most popular RT bifocal is the RT-28, a round top bifocal with a near seg that is 28 mm wide.

 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.

Coating Choice
Different coating with different performance, we have Uncoated(UC), hard coating(HC), AR(HMC+EMI), Blue Cut and Mirror coating and Tintied different color with sunglasses.

Hard coating make the uncoated lenses are easily subjected and exposed to scratches.

AR coating means hard&multi-coated,protect the lens effectively from reflection,enhance functional and charity of your vision.

Super hydrophobic coating make the lens waterproof,antistatic,anti slip and oil resistance.
 

Other Products:
 

By Index	By Vision Effect	By Material	Coating
1.49	single vision	CR 39	uncoated
1.56	bifocal	polycarbonate	hard coated
1.59	progressive	MR-174	hard multi coated
1.61	photochromic	MR-8	super hydrophobic hmc
1.67	polarized	MR-7
1.74	sunglasses
	blue block
	blue cut photochromic

FAQ:

1. Are your company a manufacturer or a trade company?
We are a manufacturer with many years exporting experience. Our factory is located in Jiangsu province.

2. Can your products be customized?
We accept OEM &ODM orders. Actually most of our products are customized. We will try our best to fulfill your requirements about the material, the size, the printing.

3. How can I get sample from you?
Just send us your requirements, then we will send samples accordingly.

4. How many days will samples be finished? How about mass products?
Generally, we need 5-7 days to finish the sample production.As for the mass products, it depends on your order quantity.

5. How do you control lens quality?
Producing process is in vacuum dust-free shop, like prepare material, mixed material and take out .Four times quality checking during production process.