JP2002064734A - Adaptor system and image pickup system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an adaptor system and an imaging system that can readily pick up a magnified image of a microscope by using an imaging device such as a digital camera. SOLUTION: In the case that the digital camera 31 is used at a C mount section 33 of the microscope 32, the digital camera 31 is mounted to the C mount section 33 of the microscope 32 via a C mount adaptor 21 and an optical adaptor 1. In the case that the digital camera 31 is used at an eyepiece lens section 34 of the microscope 32, the digital camera 31 is mounted on the eyepiece lens section 34 of the microscope 32 via the optical adaptor 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an adapter system and an imaging system for applying, for example, a digital camera to a microscope.

[0002]

2. Description of the Related Art In recent years, the spread of digital cameras has been remarkable, and has become comparable to that of conventional silver halide cameras in terms of functions and price. Conventionally, such a digital camera is mounted on a microscope to capture an enlarged image. In this case, a C-mount unit provided at a position different from the eyepiece unit of the microscope is used. I was wearing a digital camera.

[0003]

However, since a microscope having a C-mount portion is very special and expensive, a magnified image of the microscope is used as a digital image even in a situation where a digital camera has become widespread. It is a very difficult situation to get.

An object of the present invention is to provide an adapter system and an imaging system that can easily capture an enlarged image of a microscope using an imaging device such as a digital camera.

[0005]

Means for Solving the Problems In order to solve such problems, the main aspects of the present invention are as follows: (a) one end is inserted into an eyepiece insertion portion of a microscope and locked at a predetermined position; A body to which an imaging device can be attached and which has an optical path inside,
The image via the eyepiece insertion part of the microscope is mounted on the body while the body is inserted into the eyepiece insertion part and locked at a predetermined position, which is arranged on the optical path inside the body. A first adapter having a lens system for forming an image at a specific position of the imaging apparatus; and (b) one end of the first adapter is engaged with a C-mount portion of the microscope, and one end of the first adapter is inserted into the other end. And the first adapter is inserted into the other end and locked at a predetermined position, and the other end of the imaging device attached to the first adapter is locked. A second adapter having therein an optical path having an optical path length for forming an image at the specific position via the C-mount part of the microscope. Here, a glass micro installation portion to which a glass micro can be attached and detached may be provided at a focal position on an optical path in the main body of the first adapter. A rotation stopper for preventing rotation of the first adapter inserted into the eyepiece insertion portion of the microscope is provided on at least a part of a contact portion of the main body of the first adapter with the eyepiece insertion portion of the microscope. It may be characterized by being performed. The rotation preventing portion may be characterized in that at least a part of the surface of the contact portion is made rougher than other portions. The rotation stopper may be a tape stretched over at least a part of the contact part. The rotation stopper may be a tape stretched over at least a part of the contact part. The rotation preventing portion may be a plurality of grooves provided in a direction of insertion into the eyepiece insertion portion. An imaging device attached to the other end of the main body is a digital camera and a CCD camera, and the other end of the main body has a screw portion to which a lens portion of the digital camera is screwed, and a lens of the CCD camera. An insertion portion into which the portion is inserted, and a screw hole into which a screw for fixing the CCD camera inserted into the insertion portion is screwed. It may be.

According to the present invention, an imaging device such as a digital camera can be mounted not only on the C-mount portion of the microscope but also on the eyepiece side of the microscope. An enlarged image can be captured. In addition, the optical condition is the same between a state in which an imaging device such as a digital camera is mounted on the C-mount part of the microscope and a state in which the eyepiece is mounted on the eyepiece part of the microscope. And the image picked up by the image pickup device optically match. Therefore, an image can be captured by the imaging device while looking through the microscope via the eyepiece.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. FIGS. 1 and 2 are cross-sectional views showing a configuration of an adapter system according to an embodiment of the present invention.
FIG. 1 shows an optical adapter as a first adapter, and FIG. 2 shows a C-mount adapter as a second adapter.

As shown in FIG. 1, the main body 2 of the optical adapter 1 has the shape of a stepped cylinder, and one end 3 of the main body 2 is inserted into the eyepiece insertion portion of the microscope, and is slightly smaller than the diameter of the one end 3. A locking portion 4 having a large diameter is locked at the entrance of the eyepiece insertion portion, whereby one end 3 of the main body 2 is inserted into the eyepiece insertion portion of the microscope so as to be in a predetermined position. Further, the surface roughness of the outer peripheral portion of the main body 2 and the contact portion 5 with the eyepiece insertion portion of the microscope is different from that of the optical adapter inserted into the eyepiece insertion portion of the microscope. It is rougher than the part. In the present invention, for example, the digital camera is inserted into the eyepiece insertion portion of the microscope via the optical adapter 1. At this time, since the digital camera is installed in an oblique direction as described later, the digital camera may rotate unexpectedly. Cheap. By providing the above-described rotation stopper, such rotation can be prevented with a simple configuration.

A digital camera or a CCD camera as an image pickup device can be mounted on the other end 6 of the main body 2. For example, on the outer peripheral portion of the other end 6 of the main body 1,
A screwing portion 7 is provided for screwing a lens portion of the digital camera. A play is provided at the end of the screw thread of the screwing portion 7, so that the mounted digital camera can be easily removed. An insertion portion 8 into which a lens portion of the CCD camera is inserted is provided on an inner peripheral portion of the other end 6 of the main body 2.
Here, when the digital camera and the CCD camera are mounted on the microscope via the optical adapter 1, the optical path lengths are such that the optical images from the microscope coincide. Further, the main body 2 is provided with a screw hole 9 into which a screw for fixing the CCD camera inserted into the insertion section 8 is screwed. The CCD camera is usually wired from a personal computer or the like.
By fixing the camera, C
It is possible to prevent the CD camera from rotating unexpectedly.

An optical path 10 for passing an optical image from a microscope is provided inside the main body 2. On the optical path 10 inside the main body 2, in a state where the main body 2 is inserted into the eyepiece insertion portion of the microscope and locked at a predetermined position,
A lens system 11 is provided for imaging an image via an eyepiece insertion portion of the microscope at a specific position of a digital camera or a CCD camera mounted on the main body 2.

At the focal position on the optical path 10 in the main body 2, there is provided a glass micro installation portion 13 to which the glass micro 12 can be attached and detached. The glass micro setting unit 13 inserts the glass micro 12 from one end 3 side of the main body 2 and inserts the glass micro
The ring member 1 is fixed to a protruding portion 14 provided on the inner wall of the one end 3 of the main body 2 and screwed to the inner periphery of the main body 2 on the one end 3 side.
It is configured such that the glass micro 12 is sandwiched between the protrusion 5 and the protrusion 14. In the optical adapter according to the present invention, it is particularly possible to provide such a glass micro-installation section 13 on the optical path 10. Various images such as dimension lines can be superimposed on the image.

[0012] As shown in FIG.
1 has a cylindrical shape, and one end 22 is provided with a screw portion 23 for engaging with, that is, screwing with, a C-mount portion of the microscope. The other end 24 is provided with an insertion portion 25 into which the one end 3 of the optical adapter 1 shown in FIG. 1 is inserted and locked at a predetermined position. Then, with the one end 3 of the optical adapter 1 inserted into the insertion portion 25 of the other end 24 and locked at a predetermined position, the digital camera or CCD camera attached to the optical adapter 1 An optical path 26 having an optical path length for forming an image via the C-mount part of the microscope is provided inside the C-mount adapter 21.

The adapter system according to one embodiment of the present invention is configured as described above, and can be used, for example, as follows.

For example, as shown in FIG. 3, when the digital camera 31 is used on the C mount section 33 side of the microscope 32, the digital camera 31 is connected to the microscope 32 via the C mount adapter 21 and the optical adapter 1. It is attached to the C mount unit 33. The same applies to CCD cameras. In this case, the user can confirm, from the eyepiece unit 34 of the microscope 32, an image optically identical to the image shown in the digital camera 31.

As shown in FIG. 4, when the digital camera 31 is used on the eyepiece section 34 side of the microscope 32, the digital camera 31 is connected to the eyepiece section 34 of the microscope 32 via the optical adapter 1. Attach. C
The same applies to CD cameras. As a result, the digital camera can be used even for a normal microscope having no C-mount unit.

As shown in FIG. 5, the above-described rotation stopper is configured so that the tape 51 is attached to the outer peripheral portion of the main body 2 of the optical adapter 1 and the contact portion 5 with the eyepiece insertion portion of the microscope. May be. It was more effective to apply the tape 51 above the contact portion 5.

Further, as shown in FIG.
A plurality of grooves 61 provided in the contact portion 5 of the main body 2 of the optical adapter 1 in the direction of insertion into the eyepiece insertion portion of the microscope.
It may be. By providing such a groove 61, an elastic force can be applied to the eyepiece lens insertion portion side of the microscope, whereby an effect of preventing rotation can be obtained.

Further, as shown in FIG.
Two grooves 62 are provided along the circumference of the contact portion 5 of the main body 2 of the optical adapter 1, and O-rings 63 are respectively provided in these grooves.
May be configured to fit.

Next, another embodiment of the present invention will be described. As shown in FIG. 8, an imaging system 70 according to this embodiment includes a CMOS camera 71 and an adapter 72.

In the CMOS camera 71, the CMOS sensor 72 is inserted into the eyepiece insertion portion of the microscope and locked at a predetermined position. In this state, the CMOS sensor 72 is arranged at a position where an image is formed through the eyepiece insertion portion of the microscope. Have been. Reference numeral 73 denotes a lens system.

In the adapter 72, one end 74 is connected to the C of the microscope.
The CMOS camera 71 is inserted into the other end 75 and locked at a predetermined position.
In the state where the MOS camera 71 is inserted and locked at a predetermined position, an optical path 76 having an optical path length for forming an image on the CMOS sensor 72 disposed on the CMOS camera 71 via the C mount portion of the microscope is provided inside. Have been.

In the imaging system according to the present invention, the CMOS
The camera 71 can be used in both the C-mount part of the microscope and the eyepiece part of the microscope.

There are two standard inner diameters of the eyepiece insertion portion of the microscope, φ23 and φ30. Therefore, FIG.
As shown in the figure, the outer diameter of the contact portion 5 of the main body 2 of the optical adapter 1 is set to φ23, and the outer circumference of the adapter 9 having the outer diameter of φ30 is φ23.
By being able to attach 1, both standards can be supported. In this case, it is more preferable to fit the O-rings 92 at, for example, two places on each outer periphery from the viewpoint of preventing the rotation described above. The adapter 91 is also applicable to the CMOS camera shown in FIG.

[0024]

As described above, according to the present invention,
An enlarged image of a microscope can be easily captured using an imaging device such as a digital camera.

[Brief description of the drawings]

FIG. 1 is a sectional view showing a configuration of an optical adapter in an adapter system according to an embodiment of the present invention.

FIG. 2 is a sectional view showing a configuration of a C-mount adapter in the adapter system according to one embodiment of the present invention.

FIG. 3 is a diagram for explaining a usage example (1) of the adapter system according to the embodiment of the present invention.

FIG. 4 is a diagram for explaining a usage example (2) of the adapter system according to the embodiment of the present invention.

FIG. 5 is a view showing another example of the rotation stopper according to the present invention.

FIG. 6 is a view showing still another example of the rotation stopper according to the present invention.

FIG. 7 is a view showing another example of the rotation stopper according to the present invention.

FIG. 8 is a cross-sectional view illustrating a configuration of an imaging system according to another embodiment of the present invention.

FIG. 9 is a sectional view for explaining a modification of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Optical adapter 2 Optical adapter main body 3 One end of main body 4 Locking part 5 Contact part 6 Other end of main body 7 Screw fixing part 8 Insertion part 9 Screw hole 10 Optical path 11 Lens system 12 Glass micro 13 Glass micro installation part 14 Projection part 15 Ring member 21 C mount adapter 22 One end of C mount adapter 23 Screw part 24 The other end of C mount adapter 25 Insertion part 26 Optical path

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Claims (1)

[Claims] 1. A CMOS having a CMOS sensor disposed at a position where an image is inserted through an eyepiece insertion portion of a microscope and locked at a predetermined position, and in this state, an image is formed through the eyepiece insertion portion of the microscope. One end engages the C-mount part of the microscope and the other end
With the OS camera inserted and locked at a predetermined position, and the CMOS camera inserted at the other end and locked at a predetermined position, a CMOS
An imaging system, comprising: an adapter having an optical path having an optical path length for forming an image on the S sensor via a C-mount unit of the microscope.