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Spheric Lens

Spheric Lens

Quick Details Finished Spheric Power Range MINUS 72MM: -0.00 ~ -6.00/-0.00 ~ -2.00 -6.25 ~ -10.00/-0.00 ~ -2.00 -0.00 ~ -6.00/-2.25 ~ -4.00 PLUS 65MM: +0.25 ~ +6.00/-0.00 ~ -2.00 Flowchart Step: 1.Ingredients : ready the material of lens and mix according to formula , (formula is a secret )...

  • Features & Specification

    Quick Details

    Place of Origin

    Danyang, Jiangsu, China (Mainland)

    Brand Name

    Just

    Model Number

    spheric lens

    Quality Grade

    A or B Grade

    Lens Material

    Resin

    Vision Effect

    Single Vision

    Coating

    HMC

    Coating Color

    Green/Blue/Magenta

    Lens Color

    Clear

    Reflective Index

    1.56

    Abbe Value

    34

    Diameter

    72MM for minus/minus power
         65MM for plus/minus power

    Gravity

    1.28

    Design

    Spheric

    Certification

    CE/FDA/ISO9001


    Finished Spheric Power Range

    MINUS 72MM: -0.00 ~ -6.00/-0.00 ~ -2.00

    -6.25 ~ -10.00/-0.00 ~ -2.00

    -0.00 ~ -6.00/-2.25 ~ -4.00

    PLUS 65MM: +0.25 ~ +6.00/-0.00 ~ -2.00


    Flowchart

    2.jpg


    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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