CN112245808A - Teenager eye protection instrument, optical channel adjusting structure and eyesight adjusting method - Google Patents
Teenager eye protection instrument, optical channel adjusting structure and eyesight adjusting method Download PDFInfo
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- CN112245808A CN112245808A CN202011116148.3A CN202011116148A CN112245808A CN 112245808 A CN112245808 A CN 112245808A CN 202011116148 A CN202011116148 A CN 202011116148A CN 112245808 A CN112245808 A CN 112245808A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N5/0613—Apparatus adapted for a specific treatment
- A61N5/0622—Optical stimulation for exciting neural tissue
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/065—Light sources therefor
- A61N2005/0651—Diodes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/0658—Radiation therapy using light characterised by the wavelength of light used
- A61N2005/0662—Visible light
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/0658—Radiation therapy using light characterised by the wavelength of light used
- A61N2005/0662—Visible light
- A61N2005/0663—Coloured light
Abstract
An eye protection instrument for teenagers, comprising: a light generating section for generating at least one of the following light sources: simulated sunlight with the wavelength of 495-650nm and red light with the wavelength of 615-650 nm; the light channel adjusting structure is used for adjusting the propagation channel of the light emitted by the light generating part and comprises at least one of the following light adjusting channels: a far-vision focusing channel, a near-vision focusing channel and a focusing adjusting channel; the light output part is used for butting the light transmission between the light channel adjusting structure and the eyes of the human body. The invention adjusts the light for sensing the eyes through the light adjusting channels for transmitting the light, thereby stimulating the contraction motion of the eye photoreceptor cells, driving the rhythm of eye muscles, further realizing the integral relaxation of the eye muscle groups and relieving the eye fatigue.
Description
Technical Field
The invention relates to the field of vision adjustment, in particular to an eye protection instrument for teenagers, an optical channel adjusting structure and a vision adjusting method.
Background
At present, in China, eyesight protection of teenagers is generally performed by adopting an eye exercises way, and although certain protection effect is achieved, more than 50% of teenagers still have eyesight disorder. This is also because electronic goods are highly developed nowadays, and young people read the electronic screen for a long time, which causes eye injury. The existing high incidence of vision disorder of teenagers cannot be completely and effectively treated by eye exercises. The research on the equipment for more effectively protecting the eyesight of the teenagers has great significance.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to utilize multiple light transmission channels for switching and adjusting, stimulate the contraction motion of eye photoreceptor cells, drive eye muscle rhythm, further realize the overall relaxation of eye muscle groups and relieve eye fatigue.
The technical scheme adopted by the invention for solving the technical problems is as follows: an eye protection instrument for teenagers, comprising:
a light generating section for generating at least one of the following light sources: simulated sunlight with the wavelength of 495-650nm and red light with the wavelength of 615-650 nm;
the light channel adjusting structure is used for adjusting a propagation channel of the light emitted by the light generating part and comprises at least one light adjusting channel;
the light output part is used for butting the light transmission between the light channel adjusting structure and the eyes of the human body.
As a further improvement of the invention: the light channel adjusting structure is located between a light generating part and a light output part which constitute the light channel, wherein:
the light channel adjusting structure comprises at least one of the following light adjusting channels:
the far-viewing focusing channel is provided with a light emitting space, a first lens unit, a far-viewing focusing space and a second lens unit in sequence from the light generating part to the light output part;
the near-vision focusing channel is provided with a light emitting space, a near-vision focusing space, a first lens unit and a second lens unit in sequence from the light generating part to the light output part;
a focus adjustment channel; a light emitting space, a hole focusing space and a second lens unit are sequentially arranged from the light generating part to the light output part;
the light adjusting channels are switched and adjusted through rotation switching of the lens barrel;
the lens barrel is located between the light generation part and the light output part, and includes: the rotating assembly enables the cylinder body to rotate by a rotating shaft arranged on the wall part of the cylinder body;
the cylinder body is provided with a first side surface and a second side surface opposite to the first side surface, and the first side surface is provided with a first lens unit and a peripheral wall surrounding the first lens unit;
the peripheral wall extends to the second side face to form a cylinder wall, a first hole and a second hole which is opposite to and concentric with the first hole are formed in the cylinder wall, and the concentric axis of the first hole and the second hole is perpendicular to the axis of the rotating shaft.
As a further improvement of the invention: the first lens unit has a concave side surface and a flat side surface opposite to the concave side surface, and the concave side surface is arranged at one side close to the light generating part or the first side surface of the second lens unit.
As a further improvement of the invention: when the lens barrel is switched to a far-vision focusing channel state in a rotating mode, a light emitting space is formed between the concave side face and the light generating part, and a far-vision focusing space is formed between the flat side face and the second side face;
when the lens barrel is switched to a near-vision focusing channel state in a rotating mode, a light emitting space is formed between the second side face and the light generating part, and a near-vision focusing space is formed between the second side face and the flat side face;
when the lens barrel is switched to a focusing adjusting channel state in a rotating mode, the first hole is close to the light generating portion, a light emitting space is formed between the first hole and the light generating portion, the hole focusing space is formed between the first hole and the second hole, and the diameter of the second hole is larger than that of the first hole.
As a further improvement of the invention: the second lens unit is located the border of light output portion and the light that the portion of generating light sent all passes through the second lens unit gets into light output portion, the second lens unit has a convex side, and it is located the second lens unit is close to one side of lens-barrel.
As a further improvement of the invention: the distance between the light generating part and the light emitting space formed by the first side surface or the second side surface of the cylinder body is smaller than the distance between the second lens unit and the first side surface or the second side surface of the cylinder body, and the distance between the first side surface and the second side surface to form the far-viewing focusing space or the focusing space is larger than the distance between the second lens unit and the first side surface or the second side surface of the cylinder body.
As a further improvement of the invention: the light generating part is provided with a cover body, the cover body is provided with at least two groups of light source units, and the light source units comprise at least one of the following components: sunlight-proof LED lamp beads and red light lamp beads;
the cover body is provided with a first closing surface, two first circular table surfaces spaced on the first closing surface and a central area surrounded by the first circular table surfaces, the light source unit is arranged in the central area, and the part of the light source unit, which protrudes from the central area, is not higher than the first closing surface;
one side of the cover body is hinged to one side of the shell of the light channel adjusting structure.
As a further improvement of the invention: the optical channel adjusting structure is provided with a shell, the shell is provided with at least two groups of cylinders and rotating shafts arranged on two sides of the cylinders, two ends of each rotating shaft are inserted into the inner wall of the shell, and one end of each rotating shaft extends along the axial direction of the corresponding rotating shaft and protrudes out of the side wall of the shell to form a knob end part;
the shell is provided with a second closed surface, two second circular table surfaces spaced on the second closed surface and a hollow area surrounded by the second circular table surfaces, and the two groups of cylinders are configured in the hollow area and rotate through a rotating shaft;
one side of the shell is hinged with one side of the cover body of the light generating part.
As a further improvement of the invention: the light output part is provided with an edge part fitting the outline of the eye and at least two groups of protruding parts which are arranged in the edge part surrounding and are opposite to the hollow area, the top of each protruding part is provided with a second lens unit, the edge part extends a non-closed annular groove body along the outline of the shell and forms an arc-shaped concave surface at the opening of the groove body, and the groove body is provided with a flexible fitting piece for fitting the eye.
As a further improvement of the invention: the eyesight adjusting method of the teenager eye protection instrument comprises the following eyesight adjusting steps:
1) wearing an eye protection instrument for teenagers, selecting a far-vision focusing channel, starting a light emitting part, starting a configured light source unit to alternately emit light to generate a light source, wherein red light or simulated sunlight emits light for 3-9min at a flickering speed of 5-13Hz/s, the eyes are opened in the whole course when the red light lamp beads emit red light with the wavelength of 615-650nm, and the eyes are closed in the whole course when the simulated sunlight LED lamp beads emit the simulated sunlight with the wavelength of 495-650 nm;
2) turning off light, lifting a cover body of the light emitting part, selecting a near-viewing focusing channel, viewing the real scene for 1-3min, wherein the viewed real scene is close in the state, then rotating the barrel body by driving a rotating shaft through the end part of the knob, switching the light adjusting channel into a far-viewing focusing channel, and viewing the real scene for 1-3min, wherein the viewed real scene is far;
3) and switching the light adjusting channel into a focusing adjusting channel, and looking at the first hole from the second hole for 1-3 min.
Compared with the prior art, the invention has the beneficial effects that: light for the perception of eyes is adjusted through the light adjusting channel of multiple transmission light to the motion of eye photoreceptor cell contraction is stimulated, eye muscle rhythm is driven, and then the whole of realizing eye muscle crowd relaxes, and tired eye is releived.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of a light modulation channel.
Fig. 3 is a schematic diagram of an explosive structure of the teenager eye protection instrument.
Fig. 4 is a schematic diagram of an explosive structure of the teenager eye protection instrument.
Fig. 5 is a schematic structural view of the lens barrel.
Fig. 6 is a partial structural schematic view of the rotating assembly.
Detailed Description
The invention will now be further described with reference to the accompanying description and examples:
referring to fig. 1 and 2, an eye protection instrument for teenagers comprises:
a light generating section 1 for generating at least one of the following light sources: simulated sunlight with the wavelength of 495-650nm and red light with the wavelength of 615-650 nm;
the optical channel adjusting structure 2 is positioned between a light generating part and a light output part which form an optical channel, is used for adjusting a propagation channel of light emitted by the light generating part, and comprises at least one light adjusting channel;
the light output part 3 is used for butt-jointing the light transmission between the light channel adjusting structure and the eyes of the human body.
The light channel adjusting structure 2 comprises at least one of the following light adjusting channels:
a far-viewing focusing channel 2101 in which a light emitting space 2102, a first lens unit 205, a far-viewing focusing space 2103, and a second lens unit 215 are arranged in this order from the light generating section 1 toward the light output section 3;
a near-vision focusing channel 2201 in which a light emitting space 2202, a near-vision focusing space 2203, a first lens unit, and a second lens unit are arranged in this order from the light generating section toward the light output section;
a focus adjustment channel 2301; a light emitting space 2302, a hole focusing space 2303 and a second lens unit are sequentially arranged from the light generating part to the light output part;
the light adjusting channels are switched and adjusted through rotation switching of the lens barrel;
referring to fig. 3, 4, 5 and 6, the lens barrel is located between the light generating part 1 and the light output part 3, and includes: a cylinder 201 and a rotating component, the rotating component makes the cylinder 1 rotate with a rotating shaft 202 arranged on the wall of the cylinder;
the barrel 201 has a first side 203 and a second side 204 opposite to the first side 203, the first side 203 has a first lens unit 205 and a peripheral wall 206 surrounding the first lens unit 205;
the peripheral wall 206 extends to the second side 204 to form a cylindrical wall 207, the cylindrical wall 207 has a first hole 208 and a second hole 209 opposite to and concentric with the first hole 208, and the concentric axis of the first hole 208 and the second hole 209 is perpendicular to the axis of the rotating shaft 202.
The optical channel adjusting structure is provided with a shell consisting of an upper shell 21 and a lower shell 22, the shell is provided with two groups of cylinder bodies 201 and rotating shafts 202 arranged on two sides of the cylinder bodies, two ends of each rotating shaft 202 are inserted into the inner wall of the lower shell 22, one end of each rotating shaft extends along the axial direction of the rotating shaft 202 and protrudes out of the side wall of the lower shell 22 to form a knob end portion 210, the rotating assembly further comprises a pressing cover part 211 fixed on two pillars in the middle of the lower shell 22 and arranged between the two cylinder bodies 201, a ring body 212 arranged on the rotating shaft 202, and balls 213 and spring parts arranged on a concave position 214 preset on the ring body 212, the rotating shaft 202 is further fixed in the lower shell 22 through the pressing cover part 211, and damping during rotation is provided through the concave position of the ring body 212, namely when the optical adjusting channel needs to be switched, the optical adjusting structure can be easily rotated to the corresponding optical adjusting channel through the matching of the balls 213, generally, the ring body is uniformly provided with 4 concave positions matched with the balls, and the concave positions and the balls can be accurately switched to a next light adjusting channel through matching when the ring body rotates by 90 degrees.
The first lens unit 205 has a concave side surface and a flat side surface opposite to the concave side surface, the concave side surface is located at a side close to the light generating portion or the first side surface of the second lens unit, that is, the concave side surface of the first lens unit is arranged outward, and the flat side surface is located in the barrel. The second lens unit 215 is located at the boundary of the light output part and the light emitted from the light generating part 1 enters the light output part 3 through the second lens unit 215, and the second lens unit has a convex side surface located at a side of the second lens unit close to the lens barrel.
Referring to fig. 2, when the lens barrel is rotationally switched to a state of a far-viewing focusing passage 2101, a light emitting space 2102 is formed between the concave side surface and the light generating portion 1, and a far-viewing focusing space 2103 is formed between the flat side surface and the second side surface;
when the lens barrel is switched to a near-vision focusing channel 2201 in a rotating mode, a light emitting space 2202 is formed between the second side surface and the light generating part, and a near-vision focusing space 2203 is formed between the second side surface and the flat side surface;
when the lens barrel is switched to a state of a focusing adjusting channel 2301 by rotation, the first hole 208 is close to the light generating part 1, a light emitting space 2302 is formed between the first hole 208 and the light generating part 1, the hole focusing space 2303 is formed between the first hole 208 and the second hole 209, and the diameter of the second hole 209 is larger than that of the first hole 208.
The distance between the light generating part and the light emitting space formed by the first side surface or the second side surface of the cylinder body is smaller than the distance between the second lens unit and the first side surface or the second side surface of the cylinder body, the distance between the first side surface and the far vision focusing space or the focusing space formed by the second side surface is larger than the distance between the second lens unit and the first side surface or the second side surface of the cylinder body, furthermore, the distance between the light emitted by the light generating part and the light channel adjusting structure is smaller than the distance between the light transmitted in the light channel adjusting structure, and the distance between the light transmitted in the light channel adjusting structure is larger than the light transmission distance between the light channel adjusting structure and the second lens unit.
Three different light transmission channels are switched through the lens cone to change different light received by eye photosensitive cells so as to drive eye muscle rhythm, the near vision focusing channel and the far vision focusing channel are used for changing the positions of the first lens unit and the second lens unit and the arrangement of light transmission in the positive and negative directions, so that the far vision or the near vision of a real scene is realized, the focusing capacity of the eyes can be effectively trained, the focusing regulation channel is maintained for more than 3 minutes from a big hole to a small hole through a small hole, and the focusing capacity of the eyes can be effectively trained.
Referring to fig. 3 and 4, the light generating portion 1 has a cover 101, the cover 101 has at least two sets of light source units 102, each set of light source unit 102 includes a daylight-imitated LED lamp bead with an emission wavelength of 495 and 650nm and a red light lamp bead with an emission wavelength of 615 and 650nm, and the two sets of light source units are arranged on the cover 101 in parallel corresponding to the eyes.
The cover 101 has a first closing surface 103, two first circular table surfaces 104 spaced on the first closing surface 103, and a central area 105 surrounded by the first circular table surfaces, the light source unit 102 is arranged in the central area 105, and the light source unit protrudes from the central area no higher than the first closing surface 103;
one side of the cover 101 is hinged to one side of the housing of the light tunnel adjusting structure.
The light channel adjusting structure comprises a shell consisting of an upper shell 21 and a lower shell 22, the upper shell 21 has a second closed surface 211, two second circular table surfaces 212 spaced on the second closed surface 211, and a hollow area 213 surrounded by the second circular table surfaces 212, and the two sets of cylinders are configured in the hollow area 213 and rotate through a rotating shaft 202;
one side of the shell is hinged with one side of the cover body of the light generating part.
The light output part 3 is provided with an edge part 301 which fits the outline of the eye and at least two groups of protruding parts 302 which are arranged opposite to the hollow area and are surrounded by the edge part, the top of each protruding part is provided with a second lens unit, the edge part extends along the outline of the shell to form a non-closed annular groove 303, an arc-shaped concave surface 304 is formed at the opening of the groove 303, and a flexible fitting piece 305 for fitting the eye is arranged on the groove 303. The flexible laminating piece is used for laminating human face skin, provides travelling comfort and light-shading nature for eyeshield appearance and human face formation light output portion output space, the headspace that the nasal part of arc type concave surface for corresponding people's face made.
The eyesight adjusting method of the teenager eye protection instrument comprises the following eyesight adjusting steps:
1) wearing an eye protection instrument for teenagers, selecting a far-vision focusing channel, covering a cover body and starting a light emitting part, wherein at the moment, a first closed surface of the cover body and a second closed surface of the upper shell are closed, light emitted by a light source unit in the light emitting part is emitted to a light adjusting channel structure and a light output part to eyes, the configured light source unit is started to alternately emit light to generate a light source, red light or simulated sunlight emits light at a flickering speed of 5-13Hz/s for 3-9min, the eyes are opened in the whole course when the red light lamp beads emit 650nm red light with a wavelength of 615, and the eyes are closed in the whole course when the simulated sunlight LED lamp beads emit 650nm simulated sunlight with a wavelength of 495; the eye photoreceptor cell is stimulated to contract and move through the far-vision focusing channel at a preset flicker frequency by different light sources, so that the rhythm of eye muscles is driven, the whole relaxation of eye muscle groups is realized, and the eye fatigue is relieved.
2) Turning off light, lifting a cover body of the light emitting part, rotating the barrel body through the end part of the knob, switching a light adjusting channel to a near focusing channel, viewing the real scene for 1-3min, wherein the viewed real scene is close in the state, and rotating the barrel body through the transmission rotating shaft of the end part of the knob, switching the light adjusting channel to a far focusing channel, viewing the real scene for 1-3min, and viewing the real scene for far; the front and back sides of the first lens unit are switched and the position of the first lens unit in light transmission is changed by rotating the lens barrel, so that refraction of light transmission is changed, the effect of looking far or looking near can be achieved, and the focusing capacity of eyes can be effectively trained by switching the lens barrel between looking far and looking near.
3) And switching the light adjusting channel into a focusing adjusting channel, looking at the first hole from the second hole for 1-3min, namely, the small first hole is close to the lamp bead, the large second hole is close to the eye, and the eye looks at the small hole from the large hole for more than three minutes, so that the focusing capacity of the eye is effectively trained.
The vision adjusting method of the embodiment adjusts the light for sensing the eyes through the light adjusting channels for transmitting the light, so that the contraction movement of the eye photoreceptor cells is stimulated, the rhythm of the eye muscles is driven, the integral relaxation of the eye muscle groups is realized, and the eye fatigue is relieved.
In summary, after reading the present disclosure, those skilled in the art can make various other corresponding changes without creative mental labor according to the technical solutions and concepts of the present disclosure, and all of them are within the protection scope of the present disclosure.
Claims (10)
1. The utility model provides an optical channel adjusts structure, is located between the light generation portion and the light output portion that constitute optical channel, its characterized in that:
the light channel adjusting structure comprises at least one of the following light adjusting channels:
the far-viewing focusing channel is provided with a light emitting space, a first lens unit, a far-viewing focusing space and a second lens unit in sequence from the light generating part to the light output part;
the near-vision focusing channel is provided with a light emitting space, a near-vision focusing space, a first lens unit and a second lens unit in sequence from the light generating part to the light output part;
a focus adjustment channel; a light emitting space, a hole focusing space and a second lens unit are sequentially arranged from the light generating part to the light output part;
the light adjusting channels are switched and adjusted through rotation switching of the lens barrel;
the lens barrel is located between the light generation part and the light output part, and includes: the rotary component enables the cylinder to rotate by a rotary shaft arranged on the wall of the cylinder;
the cylinder body is provided with a first side surface and a second side surface opposite to the first side surface, and the first side surface is provided with a first lens unit and a peripheral wall surrounding the first lens unit;
the peripheral wall extends to the second side face to form a cylinder wall, a first hole and a second hole which is opposite to and concentric with the first hole are formed in the cylinder wall, and the concentric axis of the first hole and the second hole is perpendicular to the axis of the rotating shaft.
2. An optical channel tuning structure as defined in claim 1, wherein: the first lens unit has a concave side surface and a flat side surface opposite to the concave side surface, and the concave side surface is arranged at one side close to the light generating part or the first side surface of the second lens unit.
3. An optical channel tuning structure as defined in claim 2, wherein:
when the lens barrel is switched to a far-vision focusing channel state in a rotating mode, a light emitting space is formed between the concave side face and the light generating part, and a far-vision focusing space is formed between the flat side face and the second side face;
when the lens barrel is switched to a near-vision focusing channel state in a rotating mode, a light emitting space is formed between the second side face and the light generating part, and a near-vision focusing space is formed between the second side face and the flat side face;
when the lens barrel is switched to a focusing adjusting channel state in a rotating mode, the first hole is close to the light generating portion, a light emitting space is formed between the first hole and the light generating portion, the hole focusing space is formed between the first hole and the second hole, and the diameter of the second hole is larger than that of the first hole.
4. An optical channel tuning structure as defined in claim 1, wherein: the second lens unit is located the border of light output portion and the light that the portion of generating light sent all passes through the second lens unit gets into light output portion, the second lens unit has a convex side, and it is located the second lens unit is close to one side of lens-barrel.
5. An optical channel tuning structure as defined in claim 1, wherein: the distance between the light generating part and the light emitting space formed by the first side surface or the second side surface of the cylinder body is smaller than the distance between the second lens unit and the first side surface or the second side surface of the cylinder body, and the distance between the first side surface and the second side surface to form the far-viewing focusing space or the focusing space is larger than the distance between the second lens unit and the first side surface or the second side surface of the cylinder body.
6. An eye protection device for teenagers using the optical channel adjustment structure of any one of claims 1-5, comprising:
a light generating section for generating at least one of the following light sources: simulated sunlight with the wavelength of 495-650nm and red light with the wavelength of 615-650 nm;
the light channel adjusting structure is used for adjusting a propagation channel of the light emitted by the light generating part and comprises at least one light adjusting channel;
the light output part is used for butting the light transmission between the light channel adjusting structure and the eyes of the human body.
7. The eye protection instrument for teenagers according to claim 6, wherein:
the light generating part is provided with a cover body, the cover body is provided with at least two groups of light source units, and the light source units comprise at least one of the following components: sunlight-proof LED lamp beads and red light lamp beads;
the cover body is provided with a first closing surface, two first circular table surfaces spaced on the first closing surface and a central area surrounded by the first circular table surfaces, the light source unit is arranged in the central area, and the part of the light source unit, which protrudes from the central area, is not higher than the first closing surface;
one side of the cover body is hinged to one side of the shell of the light channel adjusting structure.
8. The eye protection instrument for teenagers according to claim 6, wherein:
the optical channel adjusting structure is provided with a shell, the shell is provided with at least two groups of cylinders and rotating shafts arranged on two sides of the cylinders, two ends of each rotating shaft are inserted into the inner wall of the shell, and one end of each rotating shaft extends along the axial direction of the corresponding rotating shaft and protrudes out of the side wall of the shell to form a knob end part;
the shell is provided with a second closed surface, two second circular table surfaces spaced on the second closed surface and a hollow area surrounded by the second circular table surfaces, and the two groups of cylinders are configured in the hollow area and rotate through a rotating shaft;
one side of the shell is hinged with one side of the cover body of the light generating part.
9. The eye protection instrument for teenagers according to claim 8, wherein:
the light output part is provided with an edge part fitting the outline of the eye and at least two groups of protruding parts which are arranged in the edge part surrounding and are opposite to the hollow area, the top of each protruding part is provided with a second lens unit, the edge part extends a non-closed annular groove body along the outline of the shell and forms an arc-shaped concave surface at the opening of the groove body, and the groove body is provided with a flexible fitting piece for fitting the eye.
10. The method of vision adjustment of an eye-protection instrument for teenagers according to any one of claims 6 to 9, comprising the following steps of vision adjustment:
1) wearing an eye protection instrument for teenagers, selecting a far-vision focusing channel, starting a light emitting part, starting a configured light source unit to alternately emit light to generate a light source, wherein red light or simulated sunlight emits light for 3-9min at a flickering speed of 5-13Hz/s, the eyes are opened in the whole course when the red light lamp beads emit red light with the wavelength of 615-650nm, and the eyes are closed in the whole course when the simulated sunlight LED lamp beads emit the simulated sunlight with the wavelength of 495-650 nm;
2) turning off light, lifting a cover body of the light emitting part, selecting a near-viewing focusing channel, viewing the real scene for 1-3min, wherein the viewed real scene is close in the state, then rotating the barrel body by driving a rotating shaft through the end part of the knob, switching the light adjusting channel into a far-viewing focusing channel, and viewing the real scene for 1-3min, wherein the viewed real scene is far;
3) and switching the light adjusting channel into a focusing adjusting channel, and looking at the first hole from the second hole for 1-3 min.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011116148.3A CN112245808B (en) | 2020-10-19 | 2020-10-19 | Teenager eye protection instrument, optical channel adjusting structure and eyesight adjusting method |
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|---|---|---|---|
| CN202011116148.3A CN112245808B (en) | 2020-10-19 | 2020-10-19 | Teenager eye protection instrument, optical channel adjusting structure and eyesight adjusting method |
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| CN112245808A true CN112245808A (en) | 2021-01-22 |
| CN112245808B CN112245808B (en) | 2022-06-07 |
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