阅读说明：本技术 一种宝石蓝色摄像头玻璃镜片及其制备方法 (Sapphire blue camera glass lens and preparation method thereof ) 是由 袁治坤 刁键华 于 2021-10-26 设计创作，主要内容包括：本发明提供了一种宝石蓝色摄像头玻璃镜片及其制备方法,包括含有铁离子的淡黄色玻璃基板,所述基板的上下表面均涂敷油墨层,油墨层的外表面均设有二氧化硅层,二氧化硅的外表面设有AF层。玻璃经过钢化,提高了玻璃硬度,在基板上下表面镀油墨层和二氧化硅膜,或者还有氧化镐,提高了镜片的透光率,在表面镀AF层,提高了镜面防水性能和抗指纹性能,也增强了他的耐磨性。(The invention provides a sapphire blue camera glass lens and a preparation method thereof. Glass is tempered, the hardness of the glass is improved, the upper surface and the lower surface of the substrate are plated with the ink layer and the silicon dioxide film or are also plated with the oxidation picks, the light transmittance of the lens is improved, the surface is plated with the AF layer, the waterproof performance and the fingerprint resistance of the mirror surface are improved, and the wear resistance of the lens is also enhanced.)

1. The utility model provides a blue camera glass lens of precious stone, includes the faint yellow glass substrate that contains the iron ion, its characterized in that: the upper surface and the lower surface of the substrate are coated with ink layers, the outer surfaces of the ink layers are provided with silicon dioxide layers, and the outer surfaces of the silicon dioxide layers are provided with AF layers.

2. The sapphire blue camera glass lens of claim 1, wherein: the thickness of the substrate is 400-600 nm.

3. The sapphire blue camera glass lens of claim 1, wherein: the thickness of the silicon dioxide layer is 400-500 nm.

4. The sapphire blue camera glass lens of claim 1, wherein: the thickness of the AF layer is 10-15 nm.

5. The sapphire blue camera glass lens of any one of claims 1-4, wherein: the outer surface of the silicon dioxide is electroplated with an oxidation pickaxe, and the thickness of the oxidation pickaxe is 50-100 nm.

6. A method for preparing a gem blue camera glass lens, which is used for preparing the lens of any one of claims 1 to 5, and which comprises the following steps:

firstly, polishing a substrate to a circular substrate with the diameter of 8-10nm and the thickness of 0.4-0.6 mm; tempering in a potassium nitrate solution at 370-450 ℃;

secondly, printing ink on the substrate, and curing at the temperature of 150-;

thirdly, placing the cured substrate in an ethanol solution with the volume concentration of 25-50% for cleaning to remove the sinking and floating on the surface;

fourthly, drying the cleaned substrate, and then placing the substrate in a vacuum coating machine for vacuum coating, wherein the upper surface and the lower surface of the vacuum coated substrate are coated with 400-500nm silicon dioxide layers on the basis of the substrate; and plating an AF layer with the thickness of 10-15nm on the upper surface of the silicon dioxide layer.

7. The method for manufacturing a sapphire blue camera glass lens according to claim 6, wherein the method comprises the following steps: and in the fourth step, electroplating an oxidation pick on the outer surface of the silicon dioxide layer, and electroplating an AF layer with the thickness of 10-15nm on the outer surface of the oxidation pick.

Technical Field

The invention relates to a camera lens preparation technology, in particular to a sapphire blue camera glass lens and a preparation method thereof.

Background

In recent years, the technical development of mobile phone cameras is changing day by day, and the pixels of the cameras are higher and higher, so that customers require that the imaging quality and the imaging adaptation environment of the cameras are more and more harsh, which requires that the definition and the transmittance of glass lenses on the cameras are correspondingly improved; in order to achieve the above effects, different coatings are often applied to the glass lens by vacuum coating process to meet the requirement of high definition, and simultaneously achieve the effects of wear resistance, high transmittance and the like. However, the existing vacuum coating process often has the phenomenon of uneven coating, which leads to the influence of the performances of transmittance, wear resistance and the like.

Application number 201510242878.0 discloses a sapphire camera lens, prevent finger print membrane including lens substrate, three titanium oxide film one, silica film one, printing ink layer, three titanium oxide film two, silica film two, AF, the lens substrate upper surface has plated one deck three titanium oxide film one, one deck silica film one has been plated on three titanium oxide film one, one has plated AF on silica film and has prevented finger print membrane, the printing ink layer has been plated to lens substrate lower surface, plated three titanium oxide film two on the printing ink layer, two have plated silica film two on three titanium oxide film. But this lens is difficult big with high costs in the manufacturing process, and the influence to the luminousness of printing ink layer and titanium pentoxide film is great, and is relatively poor to the absorption effect and the reflection effect of blue light, influences the effect of camera.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide the sapphire blue camera glass lens and the preparation method thereof, wherein the sapphire blue camera glass lens has a prominent light filtering effect, reduces the influence of blue light, improves the capturing and imaging effects and effects of a camera, is convenient for reducing the production cost and reducing the production process.

The technical scheme of the invention is as follows: a sapphire blue camera glass lens comprises a light yellow glass substrate containing iron ions, wherein ink layers are coated on the upper surface and the lower surface of the substrate, silicon dioxide layers are arranged on the outer surfaces of the ink layers, and an AF layer is arranged on the outer surface of the silicon dioxide.

Further, the thickness of the substrate is 400-600 nm.

Further, the thickness of the silicon dioxide layer is 400-500 nm.

Further, the thickness of the AF layer is 10-15 nm.

Further, the outer surface of the silicon dioxide is electroplated with an oxidation pickaxe, and the thickness of the oxidation pickaxe is 50-100 nm.

A preparation method of a sapphire blue camera glass lens comprises the following steps:

firstly, polishing a substrate to a circular substrate with the diameter of 8-10nm and the thickness of 0.4-0.6 mm; tempering in a potassium nitrate solution at 370-450 ℃;

secondly, printing ink on the substrate, and curing at the temperature of 150-;

thirdly, placing the cured substrate in an ethanol solution with the volume concentration of 25-50% for cleaning to remove the sinking and floating on the surface;

fourthly, drying the cleaned substrate, and then placing the substrate in a vacuum coating machine for vacuum coating, wherein the upper surface and the lower surface of the vacuum coated substrate are coated with 400-500nm silicon dioxide layers on the basis of the substrate; and plating an AF layer with the thickness of 10-15nm on the upper surface of the silicon dioxide layer.

Further, in the fourth step, an oxidation pick is electroplated on the outer surface of the silicon dioxide layer, and an AF layer with the thickness of 10-15nm is electroplated on the outer surface of the oxidation pick.

The invention has the following characteristics: glass is tempered, the hardness of the glass is improved, the upper surface and the lower surface of the substrate are plated with the ink layer and the silicon dioxide film or are also plated with the oxidation picks, the light transmittance of the lens is improved, the surface is plated with the AF layer, the waterproof performance and the fingerprint resistance of the mirror surface are improved, and the wear resistance of the lens is also enhanced.

The detailed structure of the present invention will be further described with reference to the accompanying drawings and the detailed description.

Drawings

FIG. 1 is a schematic structural view of the present invention;

1-substrate, 2/4-ink layer, 3/5-silicon dioxide, 6-AF layer and 7-oxidation pick.

Detailed Description

Example one

A sapphire blue camera glass lens comprises a light yellow glass substrate containing iron ions, wherein the thickness of the substrate is 400-600nm, preferably, the thickness of the substrate in the embodiment is 450 nm; the upper surface and the lower surface of the substrate are coated with ink layers, the outer surfaces of the ink layers are provided with silicon dioxide layers, the thickness of each silicon dioxide layer is 400-500nm, and preferably, the thickness of each silicon dioxide layer is 420 nm; the outer surfaces of the silicon dioxide are provided with AF layers, the thickness of the AF layers is 10-15nm, and preferably the thickness of the AF layers is 12 nm; the surface of the carbon dioxide silicon on both sides of the lens is provided with the AF layer, so that the installation effect of the lens can be improved, the front and the back are not required to be distinguished, the occurrence of installation errors is avoided, meanwhile, the lens can be protected in multiple ways, the lens can be conveniently detached and cleaned, and the service life of the lens is prolonged.

The preparation method of the sapphire blue camera glass lens comprises the following steps:

firstly, polishing a substrate to a circular substrate with the diameter of 9nm and the thickness of 450 nm; tempering in potassium nitrate solution at 400 ℃;

secondly, printing ink on the substrate, and curing at 155 ℃ for 40 min;

thirdly, placing the cured substrate in 30 volume percent ethanol solution for cleaning to remove the sinking and floating on the surface;

fourthly, drying the cleaned substrate, and then placing the substrate in a vacuum coating machine for vacuum coating, wherein the upper surface and the lower surface of the vacuum coated substrate are coated with a 420nm silicon dioxide layer on the basis of the substrate; and plating a 12nm AF layer on the upper surface of the silicon dioxide layer.

Example two

A sapphire blue camera glass lens comprises a light yellow glass substrate containing iron ions, wherein the thickness of the substrate is 400-600nm, preferably the thickness of the substrate is 580 nm; the upper surface and the lower surface of the substrate are coated with ink layers, the outer surfaces of the ink layers are provided with silicon dioxide layers, the thickness of each silicon dioxide layer is 400-500nm, and preferably, the thickness of each silicon dioxide layer is 490 nm; an AF layer is arranged on the outer surface of the silicon dioxide of one layer, and the thickness of the AF layer is 14 nm; this scheme sets up the AF layer at one of them layer silica's surface, in the use only need with the AF layer outwards the installation can, to the lens play guard action and prevent the effect of fingerprint, avoid influencing the printing opacity of lens, and then reduce the manufacturing cost of lens, guaranteed the result of use of lens simultaneously.

The preparation method of the sapphire blue camera glass lens comprises the following steps:

firstly, polishing a substrate to a circular substrate with the diameter of 10nm and the thickness of 580 nm; tempering in potassium nitrate solution at 440 ℃;

secondly, printing ink on the substrate, and curing for 30min at 160 ℃;

thirdly, placing the cured substrate in an ethanol solution with the volume concentration of 50% for cleaning to remove the sinking and floating on the surface;

fourthly, drying the cleaned substrate, and then placing the substrate in a vacuum coating machine for vacuum coating, wherein 490nm silicon dioxide layers are coated on the upper surface and the lower surface of the vacuum coated substrate on the basis of the substrate; and plating a 14nm AF layer on the upper surface of the silicon dioxide layer.

EXAMPLE III

1-substrate, 2/4-ink layer, 3/5-silicon dioxide, 6-AF layer and 7-oxidation pick.

As shown in the figure, the sapphire blue camera glass lens comprises a light yellow glass substrate 1 containing iron ions, wherein the thickness of the substrate 1 is 400-600nm, and preferably, the thickness of the substrate 1 is 410 nm; the upper surface and the lower surface of the substrate 1 are coated with an ink layer 2, the outer surface of the ink layer 2 is provided with a silicon dioxide layer 3, the thickness of the silicon dioxide layer 3 is 400nm, the outer surface of the silicon dioxide is electroplated with an oxidation pickaxe 7, and the thickness of the oxidation pickaxe 7 is 50-100 nm; preferably, the thickness of the oxidation pickaxe 7 is 60-90 nm; more preferably, the thickness of the oxidation pickaxe 7 is 70 nm; the outer surface of the oxidation pickaxe 7 is provided with an AF layer 6, and the thickness of the AF layer 6 is 13 nm.

The preparation method of the sapphire blue camera glass lens comprises the following steps:

firstly, polishing a substrate 1 to a circular substrate 1 with the diameter of 8nm and the thickness of 410 nm; tempering in potassium nitrate solution at 380 deg.c;

secondly, printing ink on the substrate 1, and curing at 150 ℃ for 50 min;

thirdly, placing the cured substrate 1 in an ethanol solution with the volume concentration of 25% for cleaning to remove the sinking and floating on the surface;

fourthly, airing the cleaned substrate 1, and then placing the substrate in a vacuum coating machine for vacuum coating, wherein the upper surface and the lower surface of the substrate 1 subjected to vacuum coating are coated with a 400nm silicon dioxide layer 3 on the basis of the substrate 1; electroplating an oxidation pickaxe 7 on the outer surface of the silicon dioxide layer 3, wherein the thickness of the oxidation pickaxe 7 is 70 nm; electroplating 13nm of AF layer 6 on the outer surface of the oxidation pickaxe 7; the effectual luminousness that has improved of oxidation pick 7 has compensatied the not enough defect of base plate 1 with printing ink layer 2 printing opacity, and base plate 1 can play the effect and the effect of absorbing the blue light with printing ink layer 2, and the camera of being convenient for catches the target and improves the effect of formation of image, avoids the influence of blue light, and the effectual definition of guaranteeing the camera has reduced the loaded down with trivial details degree of electroplating simultaneously, has reduced the production manufacturing cost of lens.

The glass is toughened, the hardness of the glass is improved, the upper surface and the lower surface of the substrate 1 are plated with the ink layer 2 and the silicon dioxide film or are also plated with the oxidation pickaxe 7, the light transmittance of the lens is improved, the surface is plated with the AF layer 6, the waterproof performance and the fingerprint resistance of a mirror surface are improved, and the wear resistance of the lens is also improved.

The above description is of the preferred embodiment of the present invention and the technical principles applied thereto, and it will be apparent to those skilled in the art that any changes and modifications based on the equivalent changes and simple substitutions of the technical solutions of the present invention are within the protection scope of the present invention without departing from the spirit and scope of the present invention.