JPH05225810A - Lighting device for jewelry - Google Patents

Abstract

PURPOSE:To illuminate jewelry so as to grasp its original value by expressing its accurate characteristics by materials and forms. CONSTITUTION:A commodity pedestal 6a is rotatively provided on a device main body 1 and jewels are placed on the commodity pedestal 6a. A light source mechanism 4 in which a combination of a spot light, a surface light source light, and a multiple lighting light is disposed is provided above the commodity pedestal 6a. This constitution allows each light to irradiate properly and express according to the types of commodities and to express their characteristics.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lighting device for jewelry, precious metals and other products.

[0002]

2. Description of the Related Art When looking at a product, most of the properties of the product greatly change depending on the place or situation where the product is placed. Among them, the light that illuminates the product is one of the things that has the greatest impact. In particular, if the product is jewelry, its value may be fully exerted, or on the contrary, it may be completely meaningless, depending on the nature and type of light, or the irradiation method. There is even. Under such circumstances, the conventional jewelery lighting method is to illuminate the jewelery with a normal light stand when displaying the jewelery. The reality is that there is none.

[0003]

As described above, conventional jewelery products are expensive, but they do not have a lighting device suitable for them, and therefore, commerce is carried out without accurate judgment. Is the current situation. Therefore, the present invention provides a lighting device for a jewelry or the like that draws out the characteristics and characteristics of the product as accurately as possible according to the material of the product such as a jewelry, so that the viewer can fully convey the original value of the product. The purpose is to

[0004]

In order to achieve the above-mentioned object, the present invention provides a device stand on the main body of the apparatus in a detachable manner, and a light source mechanism is disposed above the product stand. A light for multiple lights, a light for surface light source, and a light for spots are appropriately combined and arranged on the irradiation surface of, and the irradiation of each light can be switched. In this case, the light source is
It is preferable to provide spot lights at the center position of the irradiation surface, surface light source lights in a circular shape on the irradiation surface, and to arrange multiple lights for the surface light source light circles in an appropriate number evenly. . Further, it is preferable that a diffusion plate is provided at an appropriate position between the irradiation surface and the product table so that it can be taken out freely, or the product table is provided rotatably via a motor, and a magnifying glass is detachably provided on the apparatus body. Furthermore, the device itself is a desktop type,
Alternatively, it can be a showcase type.

[0005]

Therefore, according to the present invention, when a product such as a diamond having a large number of cut surfaces is placed on the product table, the product is illuminated from a plurality of light sources by irradiating a light for multiple lights. .. In addition, for example, when a product with a spherical surface such as pearls is placed, the diffusion plate is positioned on the irradiation surface and the light for surface light source is irradiated to change the indentation in a planar manner and evenly. Lighting with total reflection. Further, when a product such as a cat's eye is placed on the product table, its characteristics cannot be brought out unless a strong line of light with the optical axis concentrated is struck. Therefore, in order to bring out the unique characteristics of the stone, it is necessary to irradiate it with a spot light.
In this case, an appropriate product table may be attached to the apparatus body for rotation, and a loupe may be provided on the apparatus body.

[0006]

EXAMPLE An example in which the writing apparatus of the present invention is applied to the writing of jewelry will be described below. This device has a tabletop type and a showcase type, but the main components are almost the same.

FIG. 2 shows a tabletop type, in which a support leg 2 for supporting the light source mechanism 4 is erected on the upper surface of one end of the apparatus main body (base) 1, and the support leg 2 is extendable and retractable. Moreover, the universal mounting member 3 capable of changing the angle at the connection portion of the light source mechanism 4
Is provided. Further, on the upper surface of the apparatus main body 1, product stands 6a and 6b for mounting jewelry (commodities) 7a and 7b are rotatably mounted. The product table 6a having a slight depression at the upper end is particularly suitable for mounting a ring-shaped product 7a such as a ring, and the product table 6b is suitable for mounting a non-ring-shaped product (necklace, bracelet, etc.) 7b. But
Any product may be selected.

Further, the lower end of a stretchable column 9 having an angle varying portion 10 in the middle is screwed into a screw hole 8 provided at the other end of the apparatus body 1, and the angle varying portion is provided at the upper end of the column 9. A magnifying glass 12 is provided via 11 so that an enlarged product can be visually recognized. In FIG. 2, 13 is a product stand 6a, 6b.
Is a switch for rotating, and 14 is a power cord.

Further, in FIG. 4, reference numeral 5 denotes a diffusing plate, which is for diffusing the light of the light source mechanism 4, and is a translucent milky white made of a material such as plastic. The diffusion plate 5 is located on the bottom surface of the light source mechanism 4 with respect to the insertion groove 17 provided in the light source mechanism 4 by rotating the diffusion plate 5 via the rotating portion 16 provided at the end of the light source mechanism 4 by grasping the knob 15. It is provided to let you. In addition, 18 is a color thermometer that indicates the unit in Kelvin, 19 is a luminance meter that measures the degree of fatigue of the light source by luminance, 20 is a leveler that enables even irradiation of the product, and 21 is a power source for multiple lights. Switch, 2
Reference numeral 2 is a surface light source power switch, and 23 is a spot power switch.

Next, FIG. 5 shows the bottom surface of the light source mechanism 4, in which the spot light 24, the surface light source light 25, and the multiple light 26 are arranged in the casing 4a of the light source mechanism 4. Is shown.

In this example, the spot lights 24 are arranged at the center position of the irradiation surface, the surface light sources lights 25 are arranged in a circle at equal intervals, and the multiple lamp lights 26 are arranged in the gaps between the surface light sources lights 25. Plural pieces are evenly arranged in the section. The irradiation surface of the device according to the present invention is not limited to the above-mentioned example, and may be arranged in any combination, and in any case, if it can be incorporated in the same irradiation surface of the irradiation mechanism 4. Either arrangement may be used. The above-mentioned power source is connected to each light through a cord 14 and is wired so that irradiation can be performed by turning on and off each switch.

In FIGS. 7 and 8, 27 is a product stand 6
a, 7a is a bearing interposed between the lower surface of the apparatus body 1 and the recessed surface of the apparatus body 1, 28 is a variable speed motor provided in the apparatus body 1,
Reference numeral 9 is a motor shaft, and 30 is a locking claw provided on the motor shaft 29. The locking claw 30 is locked at the center of the lower part of the product table to smoothly rotate the product table in a horizontal state, and the product rotates. As a result, the reflection of the emitted light can be changed to a glitter.

FIG. 9 shows a showcase type lighting device, which has substantially the same structure as the tabletop type device shown in FIG. In the figure, 32 is a diffusing plate that can be inserted into and removed from the insertion part 33 of the irradiation surface of the light source mechanism 31 (see FIG. 5), 34 is a color thermometer, 35 is a luminance meter, 36 is a leveler, and 37 is for multiple lights. A power switch, 38 is a surface light source power switch, 39 is a spot power switch, 40 is a product stand rotation switch, and 41 is a power cord.

Next, the operation of the above embodiment will be described. Figure 2
When a brilliant-cut diamond is placed on the product table 6a as shown in FIG.
When the multi-lamp light 26 is turned on by illuminating, the light is uniformly emitted from the plurality of light sources to the diamond product 7a, and only the necessary kind of light can be applied to the product. In this case, the color temperature is preferably in a range that does not affect the product, and is appropriately selected in the range of 3200 to 6600 ° K, for example.

Further, as shown in FIG. 3, when a product (pearl) 7b having a spherical surface is placed on the product stand 6b, the light source swells sharply onto the product surface, which increases the value of the product. Since it depends on the product, it is necessary to avoid making the light source sneak into the surface of the product as complicated as possible and to suppress the reflection of light uniformly. Therefore, when the surface light source power switch 22 is turned on and the diffusion plate 5 is mounted in the light source mechanism 4, a circle-shaped surface light source 25 is formed.
Irradiates the entire surface with a uniform and planar change in the indentation. In this case, a light source that is close to natural light should be selected, and a color temperature in the range of 5000 to 6600 ° K is preferable, and a fluorescent lamp for color comparison inspection that emits natural light having a color temperature of 6504 ° K is particularly preferable. ..

Further, when a cat's eye, for example, a product 7a such as star ruby or star sapphire is placed on the product stand 6a, when the spot power switch 23 is turned on,
The spot light 24 provided at the central position of the irradiation surface irradiates and irradiates a strong line of light in which the optical axes are concentrated, so that the characteristic of the stone can be brought out. In this case, the color temperature is preferably in the range of 3200 to 6600 ° K. Here is the lighting classification table by jewelery material
Shown in.

[0017]

[Table 1]

Although the above example shows an example applied to jewelry, the present invention is not limited to this example, and can be applied to, for example, watches with jewelry, glasses, precious metal miscellaneous goods or coins, or other products. Can be widely applied.

[0019]

As is clear from the above, the present invention has the following excellent effects. By using the lighting device according to the present invention, the characteristics of the product can be accurately extracted according to the material and the form of the product,
It is possible to make the viewer fully recognize the original value of the product, and it is possible to obtain a device with an extremely high commercial value.

[Brief description of drawings]

FIG. 1 is a perspective view of a lighting device of the present invention.

FIG. 2 is a perspective view showing a desk-top lighting device.

FIG. 3 is a perspective view showing an example of a product stand.

FIG. 4 is an enlarged perspective view showing the light source mechanism of FIG.

FIG. 5 is a bottom view of FIG.

FIG. 6 is an enlarged perspective view showing a product stand portion of FIG. 2.

7 is a vertical cross-sectional view of FIG.

FIG. 8 is a plan view showing a state where the product table of FIG. 6 is removed.

FIG. 9 is a perspective view showing a showcase type lighting device.

FIG. 10 is a partial perspective view showing a state where the diffusion plate of FIG. 9 is pulled out.

[Explanation of symbols]

 1 Device Main Body 4, 31 Light Source Mechanism 5 Diffusion Plate 6a, 6b Product Stand 7a, 7b Product 24 Spot Light 25 Surface Light Source Light 26 Multi-Light Light

Claims (7)

[Claims] 1. A product stand is detachably provided on the main body of the apparatus, a light source mechanism is disposed above the product stand, and an illumination surface of the light source mechanism has a multi-lamp light, a surface light source light, and A lighting device for jewelry or the like, characterized in that spot lights are appropriately combined and arranged so that irradiation of each light can be switched. 2. A spot light and a surface light source light are provided in a circular shape on the irradiation surface at the central position of the irradiation surface, respectively, and a number of multi-lamp lights are evenly distributed between the circles of the surface light source light. The lighting device for jewelery or the like according to claim 1, wherein the lighting device is provided in the. 3. The lighting device for jewelry or the like according to claim 1, wherein a diffusion plate is provided at an appropriate position between the irradiation surface and the product table so as to be freely taken out. 4. The lighting device for jewelry or the like according to claim 1, wherein the product stand is rotatably provided via a motor. 5. A lighting device for jewelry or the like according to claim 1, wherein a magnifying glass is detachably mounted on the main body of the device. 6. The apparatus body according to claim 1, which is a tabletop type.
Lighting device for the listed jewelry. 7. The lighting device for jewelry or the like according to claim 1, wherein the device body is a showcase type.