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125results about How to "Improve anti-blue light effect" patented technology

Sterilizing, anti-dazzle, anti-reflection and wear-resisting lens and preparing method thereof

The invention relates to a sterilizing, anti-dazzle, anti-reflection and wear-resisting lens and a preparing method thereof. The lens comprises a substrate. The inner surface of the substrate is sequentially provided with a first film, a second film, a third film, a fourth film, a fifth film and a sixth film from inside to outside, the outer surface of the substrate is sequentially provided with a first film, a second film, a third film, a fourth film, a fifth film and a sixth film from inside to outside, and the first film, the second film, the third film, the fourth film, the fifth film and the sixth film of the inner surface and the first film, the second film and the third film, the fourth film, the fifth film and the sixth film of the outer surface are symmetrical. The first films and the third films are trititanium pentoxide layers, and the thickness of the first films and the thickness of the third films both range from 10 nm to 100 nm; the second films and the fourth films are silicon dioxide layers, and the thickness of the second films and the thickness of the fourth films both range from 50 nm to 100 nm; the fifth films are nano-silver layers, and the thickness of the fifth films ranges from 5 nm to 20 nm; the sixth films are high hardness layers, and the thickness of the sixth films ranges from 10 nm to 50 nm. The preparing method includes the following steps that 1, the substrate is washed; 2, the inner surface and the outer surface of the substrate are coated with the films. By means of the lens, the definition can be effectively increased, the anti-blue-light effect can be effectively improved, dazzling can be prevented, the wear resistance can be improved, bacterium growth can be effectively inhibited, and the lens has the harmful-bacterium killing performance.
Owner:OURLOOK ZHANGZHOU OPTICAL TECH

Heat-insulating protective film capable of preventing blue light and ultraviolet light and resisting fog

The invention relates to a heat-insulating protective film capable of preventing blue light and ultraviolet light and resisting fog. The heat-insulating protective film is formed by a fog resisting layer (1), a first polyester film (2-1), a blue light-preventing heat-insulating adhesive layer (3), a second polyester film (2-2), an ultraviolet blocking pressure-sensitive adhesive layer (4) and a release film (5), and all the layers are combined into a whole; the blue light-preventing heat-insulating adhesive layer (3) is a mixed material formed by a compound light stabilizer, a heat-insulating material, an adhesive, a curing agent and a solvent and is used for coating the other surface of the first polyester film (2-1), and the ultraviolet blocking pressure-sensitive adhesive layer (4) is a mixed material formed by an adhesive, a curing agent, an ultraviolet absorbent and a solvent and is used for coating the other surface of the second polyester film (2-2). The heat-insulating protective film capable of preventing blue light and ultraviolet light and resisting fog provided by the invention can effectively protect human eyes from being harmed by blue light through being attached to glass surfaces of buildings and automobiles, and meanwhile, has the functions of blocking the ultraviolet light, insulating heat, resisting fog, and the like.
Owner:安徽精一门科技发展有限公司

Blue light filtering, water and oil dirt preventing and wear resisting lens and preparation method thereof

The invention relates to a blue light filtering, water and oil dirt preventing and wear resisting lens and a preparation method thereof. The lens comprises a substrate, and the inner surface and the outer surface of the substrate are provided with first films, second films, third films, fourth films and fifth films sequentially and symmetrically from inside to outside. The first films are titanium oxide layers, and the thickness ranges from 10 nm to 100 nm. The second films are silicon dioxide layers, and the thickness ranges from 50 nm to 100 nm. The third films are metal layers, and the thickness ranges from 5 nm to 20 nm. The fourth films are high-hardness layers, and the thickness ranges from 10 nm to 50 nm. The fifth films are fluoride layers, and the thickness ranges from 3 nm to 10 nm. The preparation method comprises the following steps that 1, the substrate is washed; 2, the inner surface and the outer surface of the substrate are coated with the films respectively. The lens can effectively filter out 33% of harmful blue light and dazzling light or above, visual fatigue can be effectively relieved, the wear resistance of the lens can be remarkably improved through the high-hardness layers, and the fluoride layers have the good hydrophobicity and oil dirt preventing function.
Owner:OURLOOK ZHANGZHOU OPTICAL TECH

Anti-reflection and wear-proof lens capable of filtering blue light and preparation method of anti-reflection and wear-proof lens

The invention relates to an anti-reflection and wear-proof lens capable of filtering blue light and a preparation method of the anti-reflection and wear-proof lens. The lens comprises a substrate, wherein first film layers, second film layers, third film layers, fourth film layers, fifth film layers, sixth film layers, seventh film layers, eighth film layers and ninth film layers are symmetrically and sequentially arranged on the inner surface and the outer surface of the substrate from inside to outside; the first film layers, the third film layers and the fifth film layers are all trititanium pentoxide layers with the thickness being 10-100 nm; the second film layers, the fourth film layers and the sixth film layers are all silicon dioxide layers with the thickness being 50-100 nm; the seventh film layers are metal layers with the thickness being 5-20 nm; the eighth film layers are high-hardness layers with the thickness being 10-50 nm; the ninth film layers are acrylic acid layers with the thickness being 5-15 nm. The preparation method comprises steps as follows: 1), the substrate is cleaned; 2), the inner surface and the outer surface of the substrate are plated with films respectively. The lens can filter harmful blue light and dazzle light, and the wear resistance and the antireflection property can be improved.
Owner:OURLOOK ZHANGZHOU OPTICAL TECH

Anti-blue-ray protective film

An anti-blue-ray protective film comprises a transparent substrate, an anti-blue-ray layer and a hardening protective layer, wherein the anti-blue-ray layer and the hardening protective layer are sequentially laminated; the anti-blue-ray layer is prepared by coating with a coating solution and then carrying out thermal curing, the coating solution comprises the following components in parts by weight: 2-10 parts of thermosetting resin, 0.5-3 parts of nano metal oxide, 80-98 parts of an organic solvent, 0.3-1.6 parts of a dispersing agent and 0.4-1.1 parts of a curing agent; the difference between the refractive index of the nano metal oxide and the thermosetting resin is 0.1-1.3, the viscosity of the thermosetting resin is 5000 cps-10000 cps, parameters in curing are successively as follows: in the first step, the curing temperature is 40 DEG C-60 DEG C, and the curing time is 1 min-5 min; in the second step, the curing temperature is 60 DEG C-90 DEG C, and the curing time is 1 min-5 min; in the third step, the curing temperature is 90 DEG C-110 DEG C, and the curing time is 1 min-5 min; in the fourth step, the curing temperature is 110 DEG C-150 DEG C, and the curing time is 1 min-3 min. According to the invention, an internal structure in which a high refractive index is matched with a low refractive index is formed, so that the transmittance of blue ray with the wavelength of 400 nm-450 nm is less than 40%, and a good anti-blue-ray effect is achieved.
Owner:HEFEI LUCKY SCI & TECH IND

Anti-blue ray/color-changing bifunctional optical resin material and preparation method thereof

The invention discloses an anti-blue ray/color-changing bifunctional optical resin material and a preparation method thereof. The bifunctional optical resin material is composed of an anti-blue ray optical resin material and a photochromic coating coated on the material surface. The anti-blue ray optical resin material is prepared by dispersing polyurethane/light absorber/titanium oxide nanocomposite microspheres in a polyurethane optical resin. The nanocomposite microspheres are of a three-layer composite core-shell structure, the core refers to titanium oxide nano microspheres, the middle layer refers to a light absorber, and the shell is polyurethane. The spectrum blocking range of the anti-blue ray optical resin material is expanded from an ultraviolet spectrum region to a blue-ray spectrum region, and the anti-blue ray optical resin material has distinguished absorption performance on blue rays of different bands on the premise of ensuring high transmittance. The anti-blue ray optical resin material and the photochromic coating are subjected to matching and function integration, the transmittance can be automatically regulated according to light intensity, darkness control isrealized by selectively transmitting beneficial light and cutting off harmful light, and light transmission is performed according to needs.
Owner:南京米兰达视光科学研究院有限公司

Anti-blue-light resin lens made from fluorescent masking agent

An anti-blue-light resin lens made from a fluorescent masking agent is manufactured in the following steps of (1) monometer preparation, (2) pouring, solidification, demoulding and stabilization and (3) hardening and film coating according to percentage by weight. According to the anti-blue-light resin lens, the broadband fluorescent masking agent is added into a lens monometer according to a certain ratio and is evenly dispersed, as a result, 99 percent of ultraviolet light, with wave length ranging from 220 nanometers to 380 nanometers, harmful to the human body can be attenuated through absorption, part of purple light and blue light with wave length ranging from 400 nanometers to 480 nanometers is attenuated through absorption in a relatively linear mode at the same time, in this way, original anti-blue-light capacity of a lens is remarkably improved on the premise that high light transmittance of the lens is guaranteed, and the blue light attenuation rate is increased to over 40 percent from originally 10-20 percent after film coating, linear adjustment of blue light frequency attenuation is realized, and the anti-blue-light resin lens has the advantages of being advanced in technology, simple in process, high in practicability and capable of selectively adjusting the blue light frequency attenuation rate.
Owner:JIANGSU WANXIN OPTICAL

Lamp cover for blue light filtering, sterilization and reflection resisting and manufacturing method thereof

The invention discloses a lamp cover for blue light filtering, sterilization and reflection resisting and a manufacturing method thereof. The lamp cover comprises a substrate. A first film layer, a second film layer, a third film layer, a fourth film layer, a fifth film layer, a sixth film layer, a seventh film layer, an eighth film layer and a ninth film layer are successively arranged from inside to outside on the outer surface of the substrate. The first film layer, the fourth film layer and the sixth film layer are trititanium pentoxide layers. The thickness of each of the trititanium pentoxide layers is 10-100 nm. The second film layer, the fifth film layer and the seventh film layer are silicon dioxide layers. The thickness of each of the silicon dioxide layers is 50-100 nm. The third film layer is a metal layer of which the thickness is 5-20 n. The eighth film layer is a nano-silver layer of which the thickness is 5-20 nm. The ninth film layer is an acrylic acid layer of which the thickness is 5-15 nm. The manufacturing method comprises following steps of 1) cleaning the substrate; and 2) carrying out film coating on the outer surface of the substrate. The lamp cover is capable of effectively filtering harmful blue light and dazzling light, so reflection resisting performance can be improved and the lamp cover has a sterilization function.
Owner:OURLOOK ZHANGZHOU OPTICAL TECH
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