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Image acquisition device and focusing method of image acquisition device

一种取得装置、聚焦方法的技术,应用在图像增强、图像分析、图像通信等方向,能够解决聚焦精度下降、时间缩短、处理需要时间等问题,达到抑制处理时间的增大的效果

Active Publication Date: 2017-03-29
HAMAMATSU PHOTONICS KK
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] However, when creating such a focus map, there is a problem that processing takes time
In addition, if the interval or the number of focal points to be obtained is suppressed, the time required for processing is shortened, but in this case, there is a problem that the focus accuracy is reduced.

Method used

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  • Image acquisition device and focusing method of image acquisition device
  • Image acquisition device and focusing method of image acquisition device
  • Image acquisition device and focusing method of image acquisition device

Examples

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Embodiment Construction

[0048] Hereinafter, preferred embodiments of an image acquisition device and an image acquisition method thereof according to the present invention will be described in detail with reference to the accompanying drawings.

[0049] figure 1 It is a figure which shows one embodiment of the macroscopic image acquisition apparatus which comprises the image acquisition apparatus concerning this invention. in addition, figure 2 It is a figure which shows one embodiment of the microscopic image acquisition apparatus which comprises the image acquisition apparatus concerning this invention. Such as figure 1 and figure 2 As shown, the image acquisition device M is composed of a macro image acquisition device M1 for acquiring a macroscopic image of the sample S and a microscopic image acquisition device M2 for acquiring a microscopic image of the sample S. The image acquisition device M sets, for example, a plurality of linear segmented regions 40 on the macroscopic image acquired ...

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Abstract

In the image acquisition device provided by the present invention, the focus position control result is stored when scanning the divided area (40), and the scanning is determined based on the control result stored when scanning the nth (n is an integer greater than 1) previous divided area. The initial focus position for the (n+1)th division of the region (40). With such a method, in the image acquisition device, the initial focus position of the segmented area (40) to be scanned next can be roughly obtained using the control result of the segmented area (40) whose scanning has been completed. Thus, by simplifying prefocusing, it is possible to suppress an increase in processing time required for imaging.

Description

technical field [0001] The present invention relates to an image acquisition device used for image acquisition of a sample or the like and a focusing method thereof. Background technique [0002] As an image acquisition device, there is, for example, a virtual microscope device that divides an imaging region of a sample into a plurality of regions in advance, performs high-magnification imaging of each divided region, and synthesizes them. In the image acquisition of such a virtual microscope, conventionally, as an imaging condition when acquiring an image of a sample such as a living body sample, focus mapping (mapping) targeting the entire area of ​​the sample is set, and while performing The image of the sample is acquired while controlling the focus. [0003] To create a focus map, first, the entire sample is acquired as a macroscopic image using an image acquisition device equipped with a macroscopic optical system. Next, the imaging range of the sample is set using t...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G02B21/36G02B7/28G02B7/36G02B21/18H04N5/225H04N5/232
CPCG02B7/36G02B21/244G02B21/247G02B21/26G02B21/365H04N5/2226H04N23/673G02B21/367G06T2207/10056G06T2207/30004
Inventor 奥河正利须须木仁一大石英资
Owner HAMAMATSU PHOTONICS KK
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