Optical Cr-39 Uncoated Single Vision Lens Optics
|FOB Unit Price:||US $1 US $0.3|
|Purchase Qty. (Pieces)||FOB Unit Price|
|Production Capacity:||10000pair/Per Day|
|Payment Terms:||L/C, T/T, Western Union, Paypal, Money Gram|
- Model NO.: CR-39
- Type: Convex Lens
- Shape: Single-lens
- Lenses Color: Clear
- Customized: Customized
- Trademark: VENA OPTICAL/ OME
- Specification: 65mm/70mm
- HS Code: 90015099
- Usage: Optical
- Transmittance: >95%
- Material: Cr39
- Certification: RoHS, ISO9001, CE
- Coating: Uc/Hc/Hmc
- Transport Package: White Envelop or Customers Logo
- Origin: Danyang
Optical laboratory CR-39 Single Vision lens optics
|Place of origin||Brand Name||Index||Shape||Vision Effect||Coating||Color||DIA|
|JiangsuChina(mainland)||AOMEI||1.499||Spherical||Single Vision||UC\HC\HMC||Clear||50mm - 80mm|
|Optical laboratory CR-39 Single Vision lens optics|
Single vision lenses have the same focal power throughout (top to bottom) and can be used to correct nearsightedness, farsightedness, astigmatism, or a combination of these disorders. Most people who wear glasses before the age of 40 have single vision lenses.
CR-39 is the most common lens material used for eyeglasses, it is lighter in weight and less breakable than glass. You may tint these lenses almost any color.
Good optics, lighter than glass
Easy to tint
Not good for drill-rimless frame designs
Does not have any built-in UV protection
|Available Power Ranger: 0~-1000(SPH)/0~-200(CYL)|
Off center design: available
Prism design: available
Tinting: can be tinted to various colors
Knife Edge: available
1.standard white envelops
2.customers designs with yourself LOGO for free, if your order quantity is more than 5000pairs.
3.standard export carton.
1. FedEx/DHL/UPS/TNT for samples ,Door-to-Door;
2. By Air or by Sea for batch goods , for LCL or FCL; Airport/ Port receiving;
3. Customers specifying freight forwarders or negotiable shipping methods!
4. Delivery Time : 3-7 days for samples; 5-25 days for batch goods.
Different coating with different performance, we have Uncoated(UC), hard coating(HC), A/R, M/C, HMC,, Anti-Reflection(EMI), Blue Cut and Mirror coating. Tintied different color with sun glasses is also available.
Semi-finished and finished
Various coating(UC/HC/HMC+EMI) used to protect eyes from glare can be chosen.
Super Hard Hydrophobic coating can be provide,anti-water,anti-oil,anti-scratch,high impact-resistance
The function of providing blockage of harmful UV400 is avaliable.
Tinted to various fashinable colors.
All products meet ISO9001 and CE
Asp design flater and thinner
|Sphere Tolerance||Cylinder Tolerance|
|Power Range||Tolerance||Power Range||Tolerance|
|±0.00−±4.00||±0.10||±0.00 − ±5.00||±0.12|
|±4.25 − ±12.00||±0.12||±5.25 − ±7.00||±0.16|
|±12.25 − ±14.00||±0.12||> ±7.25||±0.25|
|±14.25 − ±18.00||±0.12|
We carefully understand clients' needs with each particular case. VENAI is committed to delivering maximum value to clients helping them get better vision. Our mission is to build trust with customers and confidence.
1) Free replacement for any manufacturing defects, such as manufacturing the lenses with incorrect strength, incorrect axis, errors during the handling of purchase order, etc.
2)100% replacement for any damages the optical lens suffered during the course of delivery.
3)For AR Coating, VENA provides:
One year warranty counting from the shipment date and under normal usage condition.
Q1. How is your quality?
A1. We have a very seriously control system(ERP system). We guarantee the high performance of our products.
Q2. How do you control lens quality?
A2. Producing process is in vacuum dust-free shop, like prepare material, mixed material and take out uncoated optical lens .
Every piece lens must go through three time expericed inspectors, uc lens inspection, hc lens inspection, then hmc lens inspection.
Q3. How to check the durability of optical lens coating?
A3. After coating, we carry out salt water boiling experiment for optical lens.
Experiment 1: we put 4 pieces lens into 5% salt boling water for 15 minus, then, check, if no coating drop from lens, or no coating crack performance, the quality is OK.
Experiment 2: lens in 5% boliling salt water for 2 minus, cold water 1 minus, boil and cold water times, no coating crack, drop, then ok.
Q4. How about your optical lens production ability per day ?
A4. . about 40000 pairs/day.
Q5. How can we be your agent in our country?
A5. Please inform us your detailed company, we will discuss and propose helpful suggestion for you, and to find the best solution for you.
Q6. Do you offer free samples?
A6. Normally we do not offer free samples, but we could properly adjust according to detailed requirement.
Q7. Is there cheap shipping cost to import to our country?
A7. For small order, Express will be the best, And for bulk order, sea ship way is best but take longer time. For urgent orders, we suggest via air to airport or by Express send to your door.
Q8. Which Express company you send? How many days we can receive?
A8. We are official partner of TNT, it will take only 3-5 days after we sent.
Q9. When you can reply to me when I send you an Inquiry?
A9. We promise to reply within 24 hours( including holidays) on receipt of your inquiry.