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TEL: +86-511-86229810
E-mail: sales@jsoptics.com.cn
Address: No.1 of Bawei Road, Danyang City, Jiangsu Province, China
1.56 Progressive Lens

1.56 Progressive Lens

Quick Details About us Jiangsu Just Optics Co., LTD. was founded in 1997. It is a professional research and development manufactory of optical resin lens. Just’s annual output of resin lenses are over 20 million pairs. The main products include index 1.56 , 1.60 and 1.67 resin lens. There are...

  • Features & Specification

    Quick Details

    Place of Origin

    Danyang, Jiangsu, China (Mainland)

    Brand Name

    Just

    Model Number

    1.56 Progressive lens

    Quality Grade

    AB Grade

    Lens Material

    Resin

    Vision Effect

    Multifocal lens

    Coating

    HC,HMC

    Coating Color

    Green

    Reflective Index

    1.56

    Corridor

    12

    UV

    380

    Abbe Value

    34

    Diameter

    70MM

    Gravity

    1.28

    Certification

    CE/FDA/ISO9001


    About us 

    Jiangsu Just Optics Co., LTD. was founded in 1997. It is a professional research and development manufactory of optical resin lens. Just’s annual output of resin lenses are over 20 million pairs. The main products include index 1.56 , 1.60 and 1.67 resin lens. There are more than 150,000,000 people choosing our lenses and the customers spread all over the world, even in the Dubai shopping mall, you also can buy.


    "Super anti-scratch, choose Just Lenses" is our core orientation. With the competition of the market economy, Just Optics continuously promotes and makes innovation in the terms of technology research and development, technology innovation, production and quality management. Our company has gradually formed its own core competitiveness and shapes the core philosophy to let technology driven development. We launch high-tech products, such as 1.56&1.60 super anti-scratch, 1.56&1.60 crystal green, 1.56 crystal blue, 1.56 photochromic,ect. even we have imported two sets RX machine from USA which can make freeform progressive lenses. Our company has gained good reputation and respect from peers because of its excellent resistance, good optical properties and long life about the lenses’ features in the market.


    So far, our company has four independent intellectual property rights and patents, including three invention patents, one utility model patent. We are famous for Super Anti-Scratch Technology. We have deeply realized the only way of good development that is continuously getting success from research and development in order to form their own competitive advantages well into the future.

    As the leading manufactory in the area of resistant resin lenses, Just Optics will take the revitalization and development of optical industry as our responsibility. We will forward to working hard, and gradually form into the indispensable position among the global optical industries.


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    Flowchart

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    Step:

    1.Ingredients : ready the material of lens and mix according to formula , (formula is a secret )

    2.Filling in model and first curing : filling the monomer into model , then put into curing machine , after some hours with high temperature , it will be solid

    3.Open model : use machine to open model , and take out lens , the model is recycle , can be used many time until broke

    4.Cutting lens edge : the original lens edge is not smooth , so have to cut with specific knife

    5.Clean len : after cutting , will much dusty , so have to clean with specific water and liquid

    6.The first checking : when there is no dusty on lens , will do the first checking , elect the good lens to do next step , the bad one will be threw away

    7.Clip and clean lens : clip the good lens with tool and do one more time cleaning,

    8.HC coating : put the cleaning lens into HC machine , there are a lot specific liquid , have to be in one by one ,

    9.second curing : after HC , will have to go to another curing machine , after high temperature , the specific liquid will be on surface stable , it will protect lens from scratch

    10.The third checking : checking again , due to maybe have some liquid dots on it , it can not be moved ,so have to check and elect ,

    11.HMC coating : once finish HC , will go to do HMC , it will refective bad ultraviolet ligth and reduce scratch

    12.The fourth checking : after HMC ,we have to check to make sure the coating is ok , if not ok , will have to redo or threw away

    13.The blank Package and store in warehouse : for factory , we put lens into blank envelope with power , then keep in warehouse ,

    14.The fifth checking and Packing with clients’ envelope before shipment : once get order from customers , we will elect lens from warehouse , check quality and replace evelope , after these step ,will can send out ,




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