CN215581249U - Environmental interference-free mobile phone front-mounted macro camera for eye diagnosis and treatment - Google Patents

Abstract

The utility model discloses an environmental-interference-free mobile phone front micro-distance camera for eye diagnosis and treatment, which comprises a base and a camera part, wherein the tail end of the base is connected with the tail end of the camera part, a clamping groove for placing a mobile phone is formed between the base and the camera part, the front end of the camera part is rotatably connected with a circular focusing disc, a micro-distance lens is embedded in the middle of the focusing disc, an illuminating lamp group is arranged around the micro-distance lens, a clamping pad is movably clamped on the upper surface of the base, and a switch button for controlling the on-off of the illuminating lamp group is arranged on the lower surface of the base. The mobile phone front micro-distance camera can avoid the interference of ambient light, presents more details of eyes through the micro-distance high power lens, is convenient to install, adjusts the illumination direction and angle through the rotatable focusing disc, avoids the position of a corneal focus, can be matched and compatible with most smart mobile phones on the market through the clamping groove with enough length, is convenient to carry and strong in practicability, and can be used by ophthalmologists and non-ophthalmologists.

Description

Environmental interference-free mobile phone front-mounted macro camera for eye diagnosis and treatment

Technical Field

The utility model relates to the technical field of ophthalmic medical cameras, in particular to an environment-interference-free mobile phone front-mounted macro camera for eye diagnosis and treatment.

Background

At present, the camera shooting function of the smart phone is more and more powerful, close-range micro-focusing shooting can be achieved, tiny fonts and objects can be shot, when people use a plurality of smart phones to shoot and observe human eyes and structures around the eyes, close-range focusing is not easy, the surfaces of the eyes are smooth, mirror reflection is easy to form on ambient light, and interference caused by the influence of the ambient light on the surfaces of the eyes and other structures in front of the eyes after imaging is caused. The macro function of the mobile phone is started or a common front lens is placed in front of the camera of the mobile phone, even if a flash lamp of the mobile phone is started, the influence of the ambient light on the imaging of the eye surface cannot be well shielded, and moreover, the shooting distance of the macro function of some mobile phones is not enough, so that the ideal effect of the eye shooting is difficult to achieve. Meanwhile, besides the illuminating light, the specific red-free light and cobalt blue light in the eye special examination cannot be realized in the conventional camera system of the smart phone. Therefore, a front macro camera suitable for shooting the eye structure needs to be additionally arranged in front of the mobile phone camera so as to shoot the eyes, and therefore subsequent diagnosis and treatment can be carried out on the eye condition of a patient.

Most of the existing mobile phone front macro cameras are only suitable for shooting objects, and patent CN203537493U discloses a close-range focusing mobile phone camera, which comprises a camera body, wherein a lens is arranged in front of the camera body, a macro focusing motor is arranged on the periphery of the lens, and the stroke of the macro focusing motor is 350 μm-400 μm. A macro focusing motor is adopted in a camera of the mobile phone to control focusing of a lens, and the stroke of the motor is limited to 350-400 microns, so that the lens can focus on short-distance articles as small as 6mm, the effect of macro clear shooting is achieved, a mobile phone user can conveniently shoot small articles such as business cards and characters in a short distance, the requirements of consumers are met, proper illumination is not available, and the effect of micro-distance shooting on details of eyes is poor.

Therefore, it is desirable to provide a mobile phone front macro camera which is convenient for people suffering from eye diseases.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model provides an environmental-interference-free mobile phone front-mounted macro camera for eye diagnosis and treatment.

The technical scheme of the utility model is as follows:

the utility model provides an eye is diagnose with leading microspur camera of cell-phone of exempting from environmental interference, includes base and the portion of making a video recording, the base terminal with the end-to-end connection of portion of making a video recording forms the draw-in groove that is used for placing the cell-phone between base and the portion of making a video recording, and the portion front end of making a video recording rotates to connect and is equipped with the circular shape and focuses on the dish, it is equipped with the microspur lens to inlay in the middle part of the dish of focusing, be equipped with the lighting lamp group on the dish of focusing around the microspur lens, the activity joint of base upper surface is equipped with the card pad, and the base lower surface is equipped with and is used for control the shift knob of lighting lamp group switch.

Further, the base front end is equipped with the mouth that charges that is used for charging for the lighting lamp group for the battery of lighting lamp group charges, improves and uses the convenience, and the lighting lamp group is including two sets of LED light, two sets of no red light lamp and two sets of cobalt blue light lamp that the symmetry set up, and no red light lamp is used for observing the ocular surface blood vessel, and cobalt blue light lamp can be used for observing whether there is some dyeing and calculating the time of rupture of tear film on the cornea surface after fluorescein dyes.

Further, the card pad with the activity groove swing joint that is equipped with in the base, card pad bottom is connected through a plurality of groups spring and activity inslot bottom, and it is firm to the homoenergetic joint of different thickness's cell-phone, and the practicality is strong.

Furthermore, the focusing disc side wall is provided with an annular slide rail, the length of the slide rail is half of the perimeter of the focusing disc, the front end of the image pickup part is provided with a slide block which is in sliding connection with the slide rail, the upper surface and the lower surface in the slide rail are provided with caulking grooves which are used for limiting the slide block, and the optimal shooting effect is achieved by rotating the focusing disc to adjust the image pickup angle and the light angle.

Furthermore, shift knob passes through connecting wire electric connection with the lighting lamp group, the connecting wire runs through base, portion of making a video recording and slider in proper order, the fluting that is used for making the connecting wire to pass is seted up to the slide rail inboard, the cavity of upper portion just is fixed to be equipped with the drum that is used for twining and accomodates the connecting wire in the focusing dish, can not make the internal connection line twine in disorder at the in-process of rotating the focusing dish.

The utility model has the beneficial effects that:

(1) the mobile phone front micro-distance camera can avoid the interference of ambient light, presents more details of eyes through the micro-distance high power lens, is convenient to install, can be matched and compatible with most smart mobile phones on the market through the clamping groove with enough length and the movable clamping pad, is convenient to carry, has strong practicability, and can be used by ophthalmologists and non-ophthalmologists, and the distance from the bottom of the clamping groove to the center of the micro-distance lens is larger than the distance from the center of most mobile phone cameras on the market to the frame edge (the upper edge and the two sides) of the mobile phone.

(2) The mobile phone front micro-distance camera can adjust the lighting lamp group by arranging the rotatable focusing disc, can change the position of a cornea reflecting point, can avoid overlapping with a focus, and can better present the focus. Moreover, the interference of external environment light can be further enhanced and eliminated, and the optimal shooting effect can be achieved by adjusting the proper light angle. In addition, a red-light-free lamp is used for observing blood vessels, and a cobalt blue-light lamp can be used for observing whether the surface of the cornea is stained with spots or not and calculating the rupture time of the tear film after the surface is stained with fluorescein.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic bottom view of the present invention;

FIG. 4 is a schematic view of the focusing disc structure of the present invention;

fig. 5 is a schematic view of the upper structure of the focusing plate of the present invention.

The device comprises a base 1, a charging port 11, a movable groove 12, a camera shooting part 2, a sliding block 21, a focusing disc 3, a sliding rail 31, an embedding groove 32, a slotting 33, a wire coil 34, a micro-distance lens 4, a lighting lamp group 5, a clamping pad 6, a spring 61, a switch button 7 and a connecting wire 71.

Detailed Description

As shown in figures 1-3, an environmental interference free mobile phone front micro-distance camera for eye diagnosis and treatment comprises a base 1 and a camera part 2, wherein the tail end of the base 1 is connected with the tail end of the camera part 2, a clamping groove for placing a mobile phone is formed between the base 1 and the camera part 2, the front end of the camera part 2 is rotatably connected with a circular focusing plate 3, a micro-distance lens 4 is embedded in the middle of the focusing plate 3, a lighting lamp group 5 is arranged on the focusing plate 3 around the micro-distance lens 4, the lighting lamp group 5 comprises two groups of LED lighting lamps, two groups of non-red lamps and two groups of cobalt blue lamps which are symmetrically arranged, the LED lighting lamps are commercially available button LED lighting lamps, the non-red lamps are used for observing blood vessels, the cobalt blue lamps can be used for observing whether the surface of a cornea is stained and calculating the rupture time of a tear film after being stained by fluorescein, a clamping pad 6 is movably clamped on the upper surface of the base 1, the clamping pad 6 is movably connected with a movable groove 12 arranged in the base 1, the bottom of the clamping pad 6 is connected with the bottom in the movable groove 12 through a plurality of groups of springs 61, the lower surface of the base 1 is provided with a switch button 7 for controlling the on-off of the lighting lamp group 5, and the front end of the base 1 is provided with a charging port 11 for charging the lighting lamp group 5.

As shown in fig. 2, 4 and 5, an annular slide rail 31 is disposed on a side wall of the focusing disc 3, the length of the slide rail 31 is half of the circumference of the focusing disc 3, a slider 21 for slidably connecting with the slide rail 31 is disposed at the front end of the image pickup portion 2, caulking grooves 32 for limiting the slider 21 are disposed on upper and lower surfaces in the slide rail 31, the switch button 7 is electrically connected with the lighting lamp set 5 through a connection wire 71, the connection wire 71 sequentially penetrates through the base 1, the image pickup portion 2 and the slider 21, a slot 33 for allowing the connection wire 71 to pass through is disposed on an inner side of the slide rail 31, a wire coil 34 for winding and accommodating the connection wire 71 is disposed in the focusing disc 3, the wire coil 34 is a commercially available wire coil adapted to the shape and structure of the focusing disc 3, and the wire coil 34 is provided with a space for accommodating excess wires and a slot for winding excess wires.

The working principle of using the mobile phone front micro-distance camera to shoot the eyes of the user needing to observe the eyes is as follows:

firstly, opening the camera shooting function of the smart phone, clamping the smart phone into a clamping groove, aligning the macro lens 4 with a rear camera of the smart phone, enabling the clamping pad 6 to face a screen of the smart phone, descending the clamping pad 6 along the movable groove 12 under the action of the spring 61, and firmly fixing the camera after the clamping is in place; then, the switch button 72 s is pressed for a long time, the LED light is turned on, the switch button 7 is pressed again to turn on the red-light-free lamp, and the switch button 7 is pressed again to turn on the cobalt blue-light lamp;

in order to avoid the interference of ambient light, the cornea is in a relatively dark environment as much as possible, a photographer is positioned in front of the side of a user, the eyes of the user watch the front and open the eyes, a camera is aligned to the photographed eye and is 2-3cm away from the photographed eye, and the cornea picture is photographed after being focused to be clear;

if light interference is too strong, or the LED illuminating lamp is coincident with the focus at the reflective point on the surface of the eyes, when the adjustment is needed, the focusing disc 3 is rotated, the sliding block 21 slides along the caulking groove 32 in the sliding rail 31, meanwhile, the connecting wire 71 is wound on the wire coil 34 in the rotating process, after the focusing disc 3 rotates by a proper angle, the interference of external environment light is eliminated by the two groups of LED illuminating lamps, the focus overlapping with the eyes of a patient is avoided, and then the shooting of the eyes of the user is completed.

Claims (5)

1. The utility model provides an eye diagnoses with leading microspur camera of cell-phone of exempting from environmental interference, a serial communication port, including base (1) and portion of making a video recording (2), base (1) end with portion of making a video recording (2) end-to-end connection forms the draw-in groove that is used for placing the cell-phone between base (1) and the portion of making a video recording (2), and portion of making a video recording (2) front end rotates to be connected and is equipped with circular shape to burnt dish (3), to burnt dish (3) middle part inlay and be equipped with microspur lens (4), be equipped with illumination banks (5) on the burnt dish (3) around microspur lens (4), base (1) upper surface activity joint is equipped with calorie of pad (6), and base (1) lower surface is equipped with and is used for control shift knob (7) of illumination banks (5) switch.

2. The front-mounted micro-distance camera of the mobile phone with the environmental interference avoidance function for eye diagnosis and treatment according to claim 1, wherein a charging port (11) for charging the lighting lamp set (5) is arranged at the front end of the base (1), and the lighting lamp set (5) comprises two sets of symmetrically arranged LED lighting lamps, two sets of non-red light lamps and two sets of cobalt blue light lamps.

3. The environmental-interference-free mobile phone front-mounted microspur camera for eye diagnosis and treatment according to claim 1, wherein the card pad (6) is movably connected with a movable groove (12) arranged in the base (1), and the bottom of the card pad (6) is connected with the bottom in the movable groove (12) through a plurality of groups of springs (61).

4. The front-mounted micro-distance camera of the mobile phone with the environmental interference avoidance function for the eye diagnosis and treatment according to claim 1, wherein an annular slide rail (31) is formed in the side wall of the focusing disc (3), the length of the slide rail (31) is half of the circumference of the focusing disc (3), a slide block (21) which is slidably connected with the slide rail (31) is arranged at the front end of the image pickup part (2), and caulking grooves (32) which are used for limiting the slide block (21) are formed in the slide rail (31) on the upper and lower surfaces.

5. The front-mounted micro-distance camera of the mobile phone with the environmental interference avoidance function for the eye diagnosis and treatment according to claim 4, wherein the switch button (7) is electrically connected with the lighting lamp set (5) through a connecting wire (71), the connecting wire (71) sequentially penetrates through the base (1), the camera shooting part (2) and the slider (21), a slot (33) for allowing the connecting wire (71) to pass through is formed in the inner side of the sliding rail (31), and a wire coil (34) for winding and accommodating the connecting wire (71) is arranged in the focusing disc (3) in a hollow manner at the upper part.

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