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How are glasses manufactured ? Production process? - 1 views

Production process

started by sagemoda on 22 Aug 19
  • sagemoda
     
    As for lenses, it is not uncommon for glasses factories to trust professional assistants. Every day, what they say in their mouth and what they hold in their hands are "lenses". Speaking of lens parameters, many people are also handy, refractive index, specific gravity, film, Abbe number and so on. However, do you really understand the production process of lenses? How many steps did a small lens go through before you to reach your hand? The following glasses substitution factories will be detailed one by one.

    Lens are mainly made of three modules: substrate, hardening and coating, among which the production process of several substrates is numerous and cumbersome.

    Substrate - Install according to the installation table of the mould, combine the clean and qualified mould with sealing ring or tape in different ways, select dust-free production workshop, and the cleanliness must reach the quality requirements of water-free, oil-free and dust-free. Eyeglasses OEM generation factory

    Filling will be configured by pre-polymerization to reach a certain viscosity of the material, choose a manual or mechanical method from the sealing ring writing hole written into the assembled die, check the sealing of the seal, to ensure that the quality meets the requirements.

    The filling mould is sent to the curing furnace for heating at one time. Different standard lenses are heated according to different curing curves and control procedures. There are also differences in curing time. The curing effect is the process from liquid to solid in the early stage and the process of eliminating internal stress in the later stage.

    The glass mould is on both sides of the half-finished product after one-time solidification, and the clear resin lens is at the center. The furnace lens is separated from the mould and the base plate, so the blank lens is born.

    After the trimming and cleaning of the blank lens and the die are separated, the trimming is carried out, and the edge lubrication of the trimmed lens is convenient for later processing. After lens trimming, there are unresponsive material monomer and polished powder on the surface, which are cleaned by ultrasonic cleaning trough. Machining of spectacle frame

    Secondary curing is used for secondary curing. The effect of secondary curing is to eliminate the stress inside the lens and to trim the surface of the lens, so that the concave surface of the lens becomes more smooth. Finally, the lens after secondary curing is checked into storage.

    CONTACT US

    Angela Cai

    Jiangxi Thoroughfare Trading Co., Ltd.

    E-mail:angelacai@tfeyewear.com.

    Whatsapp : +8613687932326

    http://www.tfeyewear.com https://sagemoda.net/

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