【特許請求の範囲】
【請求項１】左右の視差のある画像を撮影する撮影光学系と、その画像を画像表示手段に表示して左右の眼で観察する接眼光学系からなる実体顕微鏡において、観察者の目を光軸に垂直な面内で動かす事により、物体側で観察する方向を変えた同一倍率の画像を観察できるようにした事を特徴とする実体顕微鏡。
【請求項２】 前記撮影光学系が三つ以上の結像光学系から成っていて各結像光学系の光軸が物体付近で同一平面上にあり、接眼光学系の各画像の光軸が観察者の覗く位置でも同一平面であり、前記撮影光学系の観察方向と接眼光学系の覗く位置が対応するように構成したことを特徴とする請求項１に記載の実体顕微鏡。
【請求項３】 前記撮影光学系が四つの撮影光学系から成り、各撮影光学系の光軸を結ぶ形状が長方形になり、その撮影画像の間の視差の画像を作って、観察者が目を動かした時の像と同方向の画像が見られるように表示することを特徴とする請求項１に記載の実体顕微鏡。
【請求項４】 撮影光学系が少なくとも一対の結像光学系を含み、接眼光学系は観察者の目の位置を検出する手段を有していて、観察者の目の位置に対応して前記一対の結像光学系を動かして観察方向を変えることが出来るようにしたことを特徴とする請求項１に記載の実体顕微鏡。
【請求項５】 撮影光学系が三つ以上の互いに分離された撮影光束を含む一つの対物レンズを含み、前記各光束中に連動して変倍を行い得る変倍系を夫々設けたことを特徴とする請求項２に記載の実体顕微鏡。
【請求項６】 撮影光学系が、物体からの光束をアフォーカル光束にする一つの対物レンズと、該対物レンズと同軸の一つのアフォーカル変倍光学系と、該アフォーカル変倍系の光軸を含む面内に光軸のある三つの結像光学系とを備えていることを特徴とする請求項２に記載の実体顕微鏡。
【請求項７】 撮影光学系の撮影画像と同数の画像表示手段を有し、該画像表示手段に表示された各画像を接眼光学系の入射瞳位置に一致させ、該接眼光学系の射出瞳位置に前記各画像の投影光学系の瞳が横に並び且つ物体を見る方向と一致するようにしたことを特徴とする請求項２に記載の実体顕微鏡。
【請求項８】 接眼光学系に、マイクロレンズの焦点位置に画像表示素子が二次元的に配置された画像表示装置を用いたことを特徴とする請求項３に記載の実体顕微鏡。
【請求項９】 接眼光学系に、目の位置を検出してその位置情報から左右の像を作りその像を左右の目で観察できるようにする手段を設けたことを特徴とする請求項３に記載の実体顕微鏡。
【請求項１０】 撮影光学系が、対物レンズと該対物レンズと同軸の一つのアフォーカル変倍系とを更に含み、一対の結像光学系の光軸間隔が変えられるようになっていることを特徴とする請求項４に記載の実体顕微鏡。
【請求項１１】 接眼光学系が左右一対の接眼レンズを含み、該一対の接眼レンズの射出瞳径が夫々１５ｍｍ以上であることを特徴とする請求項４に記載の実体顕微鏡。
[Claims]
1. An observer's eye is illuminated by a stereomicroscope comprising a photographing optical system that captures an image having a left-right disparity and an eyepiece optical system that displays the image on an image display means and observes the image with the left and right eyes. A stereomicroscope characterized in that it is possible to observe an image of the same magnification in which the observation direction is changed on the object side by moving it in a plane perpendicular to the axis.
2. The photographing optical system is composed of three or more imaging optical systems, the optical axes of the respective imaging optical systems are on the same plane in the vicinity of an object, and the optical axes of each image of the eyepiece optical system are The stereomicroscope according to claim 1, wherein the viewing position of the observer is also the same plane, and the viewing direction of the photographing optical system and the viewing position of the eyepiece optical system are configured to correspond to each other.
3. The photographing optical system is composed of four photographing optical systems, the shape connecting the optical axes of each photographing optical system is rectangular, and an image of the difference between the photographed images is created so that the observer can see the eyes. The stereomicroscope according to claim 1, wherein an image in the same direction as the image when the camera is moved is displayed so as to be seen.
4. The imaging optical system includes at least a pair of imaging optical systems, and the eyepiece optical system has means for detecting the position of the observer's eyes, and the eyepiece optical system corresponds to the position of the observer's eyes. The stereomicroscope according to claim 1, wherein the pair of imaging optical systems can be moved to change the observation direction.
5. The imaging optical system includes a single objective lens including three or more imaging beams that are separated from each other, said that the magnification system that can perform zooming in conjunction in each beam is provided respectively The stereomicroscope according to claim 2.
6. An objective lens in which a photographing optical system converts a light beam from an object into an afocal light beam, an afocal variable magnification optical system coaxial with the objective lens, and light of the afocal variable magnification system. The stereomicroscope according to claim 2, further comprising three imaging optical systems having an optical axis in a plane including an axis.
7. The image display means having the same number of images as the captured images of the photographing optical system, each image displayed on the image displaying means is matched with the incident pupil position of the eyepiece optical system, and the exit pupil of the eyepiece optical system. The physical microscope according to claim 2, wherein the pupils of the projection optical system of each image are arranged side by side at the position and coincide with the viewing direction of the object.
8. The stereomicroscope according to claim 3, wherein an image display device in which an image display element is two-dimensionally arranged at a focal position of a microlens is used in an eyepiece optical system.
9. Claim 3 is characterized in that the eyepiece optical system is provided with means for detecting the position of an eye, creating a left and right image from the position information, and observing the image with the left and right eyes. The stereomicroscope described in.
10. The photographing optical system further includes an objective lens and one afocal variable magnification system coaxial with the objective lens, so that the optical axis spacing of the pair of imaging optical systems can be changed. The stereomicroscope according to claim 4.
11. The stereomicroscope according to claim 4, wherein the eyepiece optical system includes a pair of left and right eyepiece lenses, and the exit pupil diameters of the pair of eyepiece lenses are 15 mm or more, respectively.
【０００５】
【課題を解決するための手段】
上記目的を達成するために、本発明による実体顕微鏡は、左右の視差のある画像を撮影する撮影光学系と、その画像を画像表示手段に表示して左右の眼で観察する接眼光学系からなる実体顕微鏡において、観察者の目を光軸に垂直な面内で動かす事により、物体側で観察する方向を変えた同一倍率の画像を観察できるようにした事を特徴としている。
又、本発明による実体顕微鏡は、前記撮影光学系が三つ以上の結像光学系から成っていて各結像光学系の光軸が物体付近で同一平面上にあり、接眼光学系の各画像の光軸が観察者の覗く位置でも同一平面であり、前記撮影光学系の観察方向と接眼光学系の覗く位置が対応するように構成したことを特徴としている。
又、本発明による実体顕微鏡は、前記撮影光学系が四つの撮影光学系から成り、各撮影光学系の光軸を結ぶ形状が長方形になり、その撮影画像の間の視差の画像を作って、観察者が目を動かした時の像と同方向の画像が見られるように表示することを特徴としている。
又、本発明による実体顕微鏡は、撮影光学系が少なくとも一対の結像光学系を含み、接眼光学系は観察者の目の位置を検出する手段を有していて、観察者の目の位置に対応して前記一対の結像光学系を動かして観察方向を変えることが出来るようにしたことを特徴としている。
又、本発明による実体顕微鏡は、撮影光学系が三つ以上の互いに分離された撮影光束を含む一つの対物レンズを含み、前記各光束中に連動して変倍を行い得る変倍系を夫々設けたことを特徴としている。
又、本発明による実体顕微鏡は、撮影光学系が、物体からの光束をアフォーカル光束にする一つの対物レンズと、該対物レンズと同軸の一つのアフォーカル変倍光学系と、該アフォーカル変倍系の光軸を含む面内に光軸のある三つの結像光学系とを備えていることを特徴としている。
又、本発明による実体顕微鏡は、撮影光学系の撮影画像と同数の画像表示手段を有し、該画像表示手段に表示された各画像を接眼光学系の入射瞳位置に一致させ、該接眼光学系の射出瞳位置に前記各画像の投影光学系の瞳が横に並び且つ物体を見る方向と一致するようにしたことを特徴としている。
又、本発明による実体顕微鏡は、接眼光学系に、マイクロレンズの焦点位置に画像表示素子が二次元的に配置された画像表示装置を用いたことを特徴としている。
又、本発明による実体顕微鏡は、接眼光学系に、目の位置を検出してその位置情報から左右の像を作りその像を左右の目で観察できるようにする手段を設けたことを特徴としている。
又、本発明による実体顕微鏡は、撮影光学系が、対物レンズと該対物レンズと同軸の一つのアフォーカル変倍系とを更に含み、一対の結像光学系の光軸間隔が変えられるようになっていることを特徴としている。
更に、本発明による実体顕微鏡は、接眼光学系が左右一対の接眼レンズを含み、該一対の接眼レンズの射出瞳径が夫々１５ｍｍ以上であることを特徴としている。
0005
[Means for solving problems]
In order to achieve the above object, the stereomicroscope according to the present invention comprises an imaging optical system that captures an image having a left-right difference, and an eyepiece optical system that displays the image on an image display means and observes it with the left and right eyes. In a stereomicroscope, by moving the observer's eyes in a plane perpendicular to the optical axis, it is possible to observe an image of the same magnification in which the observation direction is changed on the object side.
Further, in the stereomicroscope according to the present invention, the photographing optical system is composed of three or more imaging optical systems, the optical axes of the respective imaging optical systems are on the same plane near the object, and each image of the eyepiece optical system. The optical axis of the eyepiece is the same plane even at the position where the observer looks, and the observation direction of the photographing optical system and the looking position of the eyepiece optical system are configured to correspond to each other.
Further, in the stereomicroscope according to the present invention, the photographing optical system is composed of four photographing optical systems, the shape connecting the optical axes of each photographing optical system is rectangular, and an image of the parallax between the photographed images is created. It is characterized by displaying an image in the same direction as the image when the observer moves his / her eyes.
Further, in the stereomicroscope according to the present invention, the imaging optical system includes at least a pair of imaging optical systems, and the eyepiece optical system has a means for detecting the position of the observer's eyes, and is located at the position of the observer's eyes. Correspondingly, the pair of imaging optical systems can be moved to change the observation direction.
Further, the stereomicroscope according to the present invention includes one objective lens in which the photographing optical system includes three or more image-taking luminous fluxes separated from each other, and each of the variable-magnification systems capable of performing scaling in conjunction with each of the light fluxes. It is characterized by being provided.
Further, in the stereomicroscope according to the present invention, the photographing optical system includes one objective lens that converts the light beam from the object into an afocal light beam, one afocal magnification optical system coaxial with the objective lens, and the afocal change. It is characterized by having three imaging optical systems having an optical axis in a plane including a double optical axis.
Further, the stereoscopic microscope according to the present invention has the same number of image display means as the captured images of the photographing optical system, and each image displayed on the image displaying means is matched with the incident pupil position of the eyepiece optical system to match the eyepiece optical system. It is characterized in that the pupils of the projection optical system of each image are arranged side by side at the exit pupil position of the system and coincide with the direction in which the object is viewed.
Further, the stereomicroscope according to the present invention is characterized in that an image display device in which an image display element is two-dimensionally arranged at a focal position of a microlens is used in an eyepiece optical system.
Further, the stereomicroscope according to the present invention is characterized in that the eyepiece optical system is provided with a means for detecting the position of the eye, creating a left and right image from the position information, and observing the image with the left and right eyes. There is.
Further, in the stereomicroscope according to the present invention, the photographing optical system further includes an objective lens and one afocal variable magnification system coaxial with the objective lens so that the optical axis spacing of the pair of imaging optical systems can be changed. It is characterized by being.
Further, the stereomicroscope according to the present invention is characterized in that the eyepiece optical system includes a pair of left and right eyepieces, and the exit pupil diameter of each of the pair of eyepieces is 15 mm or more.