JPH07120811A - Sample base for close-up photographing - Google Patents

Abstract

PURPOSE:To provide a compact sample base for close-up photographing capable of focusing on an object without moving a camera side. CONSTITUTION:An aperture 54 is formed on the top surface of a sample base main body 52 and a table 56 is arranged so as to freely vertically move in the aperture 54. In the lower part of the table 56, a small-diameter barrel 64 whose periphery is helically cut to obtain a screw 62 is integrally formed and is screwed on a large-diameter barrel 68 whose inner peripheral face is helically cut to obtain a screw 66 and the large-diameter barrel 68 is integrally formed on the top surface of a dial 70. It is pivotally supported by the sample base main body 52 and turned in such a manner that a part of the dial 70 is projected from the side surface of the sample base main body 52, to vertically move the table 56 by the actions of the screws 62 and 66. When the object placed on a mat 58 is out of focus, the dial 70 is turned and the table 56 is vertically moved with respect to reference surfaces 78 by the actions of the screws 62 and 64, to focus on the object.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a close-up photography sample stand, and more particularly to a close-up photography sample stand on which an object is placed.

[0002]

2. Description of the Related Art Conventionally, a close-up table which has been used as a sample table for close-up photography of this kind places an object on a table of the close-up table and the object is taken by a camera installed above and close to the object. Take a close-up. The camera is provided on a column standing upright on the table via a vertical movement mechanism, and a close-up lens is attached to a photographing lens of the camera to set a short focal length.

[0003]

When a thin object such as a photographic film is taken in close-up, there are few cases where focusing is performed depending on the depth of field on the camera side, but when a close-up object of a three-dimensional object is taken in close-up. , It is out of the depth of field, so we have to focus. In such a case, the conventional close-up photography sample stand requires time and effort because the camera is moved up and down to focus.
Further, since the camera of the heavy object is moved up and down, there is a drawback that the whole sample stand becomes large.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a compact close-up photography sample base which can focus an object without moving the camera.

[0005]

In order to achieve the above object, the present invention provides a close-up photography sample stand on which a subject is placed, which is formed in a box and has an opening formed therein. A main body, a table that is vertically movable in the opening of the sample table body and has a subject placed on an upper surface thereof, and an elevating mechanism that is provided in the sample table body and moves the table up and down. It is characterized by having.

[0006]

According to the present invention, the subject is placed on the table of the sample table body, and the elevating mechanism of the sample table body is driven to move the table up and down with respect to the opening to focus the object. I tried to match. As a result, according to the present invention, it is possible to focus an object with a compact structure without moving the camera.

Further, according to the present invention, a plurality of grooves are formed on the upper surface of the sample base body, and a long object is placed in these grooves for close-up photography. Thereby, according to the present invention,
You can take close-up shots of long subjects without breaking or separating them. Further, in the present invention, a concave portion is formed on the upper surface of the table, small articles such as insect pins for fixing the subject are stored in the concave portion, the concave portion is covered with a mat, and the subject is placed on the mat.

Thus, according to the present invention, a dedicated storage box for the small articles is not required, and since the recess is covered with the mat, the small articles can be prevented from being lost. On the other hand, in the present invention, the bottom plate of the close-up stand connected to the peripheral portion of the taking lens of the camera is placed on the upper surface of the sample base body for close-up photography, and the bottom plate of the bottom plate is placed on this upper surface. A positioning member is provided to prevent camera shake.

Thus, according to the present invention, even when the close-up stand of the camera is used, the focus does not shift during close-up.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of a close-up photography sample table according to the present invention will be described in detail below with reference to the accompanying drawings. Figure 1
FIG. 3 is an assembled perspective view showing the positional relationship between the close-up photography sample base and the camera according to the present invention.

As shown in FIG. 1, on the front surface of the camera 10, a close-up stand 14 is provided via an external strobe 12.
Are connected. The camera 10 shown in this embodiment is 0.3 m.
An AF-MACRO (autofocus-macro) mode and an M-MACRO (manual-macro) mode with an autofocus instant camera having a macro mechanism in which the focal length is set in the range of to ∞ (infinity). A single-lens reflex instant camera that can be switched is applied.

The external strobe 12 is rotatably attached around a taking lens 18 of the camera 10 via a hinge 16. A focus ring 20 of the taking lens 18 is located in the center of the external strobe 12, and strobe light emitting parts 22 and 22 are arranged on both sides thereof. The strobe light emitting units 22 and 22 are arranged toward the inside by a predetermined angle, and power is supplied from the power supply unit 24.

A finder 26 of the camera 10 is provided on the right rear side of the body, and a camera grip 28 is provided.
Is provided on the left side of the body, and the camera grip 28
A shutter release button 30 is provided in the vicinity of. The outlet 32 of the instant film is formed on the upper surface of the body. Further, a close-up lens (not shown) is attached to the focus ring 20 of the camera 10 at the time of close-up photography.

The close-up stand 14 has four legs 3.
, And the camera mounting frame 36 is fixed to the upper portions of the legs 34, 34 ,.
A bottom plate 38 is fixed to the lower part of the. Close-up stand 1
The height H of 4 is formed to be substantially equal to the focal length set at the time of the close-up of the camera 10. Locking claws 40, 40 are provided on both sides of the camera mounting frame 38, and the locking claws 40, 40 engage with both sides of the external strobe 12. As a result, the camera 10 is connected to the close-up stand 14. The bottom plate 38 is formed of a transparent member,
A shooting frame 42 indicating the shooting range of the subject is opened on the surface facing the shooting lens 18.

On the other hand, in the close-up photography sample base 50, the sample base body 52 is formed in a box, and the sample base body 52 is
A rectangular opening 54 is formed on the upper surface of the. A rectangular table 56 is vertically movably arranged in the opening 54. As shown in FIG. 2, a small-diameter cylinder 64 having a screw 62 engraved on the outer peripheral surface is integrally formed at the lower portion of the table 56. The small-diameter cylinder 64 is screwed into a large-diameter cylinder 68 whose inner peripheral surface is screwed with a screw 66. The large-diameter cylinder 68 is integrally formed on the upper surface of the dial 70. The dial 70 is pivotally supported on the bottom of the sample table body 52, and a part of the circumference of the dial 70 is projected from the side surface of the sample table body 52 and rotated to cause the screws 62 and 66 to operate. The table 56 can be moved up and down.

Further, four grooves 72, 72 ... Are formed outward from the opening 5 on the upper surface of the sample table main body 52, and the grooves 72, 72 ... And the opening 54 are excluded. Divided upper surface (hereinafter referred to as “reference surface”) 74, 7
L-shaped frames 76, 76 ... These frames 76, 76 ... Are removably covered with L-shaped rubber positioning members 78, 78.

An intermediate plate 80 is formed inside the small diameter cylinder 64 of the table 56. This middle plate 80 is a small diameter cylinder 64.
Of the rectangular concave portion 8 formed on the front surface of the concave portion 8
2 and a circular concave portion 84 are formed. The recess 8
2, the positioning members 78, 78 are provided as shown in FIG.
, And insect pins 86, 86 for fixing the sample are housed in the recess 84.

Next, a procedure for performing close-up photography using the close-up photography sample table configured as described above will be described. First, before taking a close-up shot, set the shooting mode of the camera 10 to AF-
After switching from the MACRO mode to the M-MACRO mode and attaching a close-up lens to the focus ring 20, the focus ring 20 is rotated to set the focal length to 0.3 m.

Next, the camera 10 is pushed into the camera mounting frame 36 of the close-up stand 12, and the locking claws 40, 40 connect the camera 10 and the close-up stand 12 to each other. Then, the corners 39, 39 of the bottom plate 38 of the close-up stand 12
The positioning member 78 of the sample table 50 for close-up photography,
78, and the bottom plate 38 is attached to the sample table 5 for close-up photography.
The object placed on the mat 58 is brought into close contact with the reference planes 74, 74, ... This allows the camera 10
You can take close-up shots of subjects without blurring.

At this time, if the subject is out of focus, the dial 70 of the close-up photography sample base 50 is used.
Is rotated to move the table 56 up and down with respect to the reference planes 78, 78, ..., thereby focusing the subject. That is, the table 56 is lowered and the upper surface of the subject is set to the reference plane 7.
By arranging them on the same plane as 8, 78 ..., Focus can be adjusted.

As a result, in the present embodiment, the object is focused on the close-up photographing sample table 10 side, so that the structure is compact and the object can be focused without moving the camera 10. . Further, in this embodiment, the groove 7 formed in the sample table body 52 is
2, 72 ... By using the wristwatch 9 shown in FIG.
The display unit 92 of 0 can be easily taken in close-up. That is,
The band portions 94, 94 of the wristwatch 90 are attached to the grooves 72, 72.
Since it is not necessary to fold or separate the band parts 94, 94 by placing the display part 92 on the display part 92, the display part 92 can be easily taken close-up.

Further, in this embodiment, as shown in FIG.
Positioning members 78, 7 are provided in the recesses 82, 84 of the table 56.
8 ... Since the insect pins 86 are stored, a dedicated storage box for the positioning member 78 and the insect pins 86 is unnecessary. Further, since the mat 58 is laid on the table 56 to cover the recesses 82 and 84, the positioning member 78 and the insect pin 86 are not lost.

Further, when the table 56 is lowered to the lowermost position, a plurality of mats 58, 58 ... Can be stacked and stored in the opening 54. Although the close-up stand 12 is fixed to the close-up photographing sample table 50 by the positioning members 78, 78 ... In the present embodiment, the present invention is not limited to this, and the positioning members 78, 78 ... The close-up stand 12 is used as a reference plane 74,
74… Because it can be moved to any free position,
You can take close-up shots at the position that suits your taste.

Further, in the present embodiment, the subject is placed on the mat 58 for close-up photography, but the present invention is not limited to this, and the concave portions 82 and 84 of the table 56 are closed to be placed on the table 56. The subject may be placed directly. Further, in the present embodiment, the lifting mechanism of the table 56 is performed by the action of the screws 62 and 66, but the present invention is not limited to this, and another lifting mechanism may be used.

[0025]

As described above, according to the close-up photography sample table of the present invention, the subject is placed on the table of the sample table body and the elevating mechanism of the sample table body is driven to open the table. Since the subject is brought into focus by moving it up and down with respect to the unit, it is possible to focus the subject with a compact structure and without moving the camera.

[Brief description of drawings]

FIG. 1 is an assembly perspective view showing a connection relationship between a close-up photography sample base and a camera according to the present invention.

FIG. 2 is a perspective view of the sample table for close-up photography according to the present invention including a partial cutaway.

FIG. 3 is a plan view of a sample table for close-up photography according to the present invention.

FIG. 4 is a perspective view showing a state in which a wristwatch is placed on a close-up photography sample base according to the present invention.

[Explanation of symbols]

 10 ... Camera 12 ... External strobe 14 ... Close-up stand 50 ... Close-up sample stand 52 ... Sample stand body 54 ... Opening 56 ... Table 58 ... Mat 70 ... Dial

Claims (4)

[Claims] 1. A sample base for close-up photography on which an object is placed, a sample base body formed in a box and having an opening, and vertically movable in the opening of the sample base body. A close-up photography sample table, comprising: a table that is arranged and on which an object is placed; and a lifting mechanism that is provided in the sample table body and that vertically moves the table. 2. The close-up photographing sample table according to claim 1, wherein a plurality of grooves are formed on the upper surface of the sample table body from the opening to the outside. 3. A recess for accommodating small articles such as insect pins is formed on the upper surface of the table, and the recess is covered with a mat placed on the table, and the subject is placed on the mat. The sample table for close-up photography according to claim 1, wherein the sample table is placed. 4. A bottom plate of a close-up stand connected to a peripheral portion of a photographing lens of a camera is placed on an upper surface of the sample base body, and the corner plate of the upper surface of the sample base body is provided with the above-mentioned bottom plate. The sample stand for close-up photography according to claim 1, further comprising a positioning member for the bottom plate.