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![[Translate to chinese:] Area of a printed circuit board (PCB) which was imaged with extended depth of field (EDOF) using digital microscopy. [Translate to chinese:] Area of a printed circuit board (PCB) which was imaged with extended depth of field (EDOF) using digital microscopy.](/fileadmin/_processed_/e/e/csm_PCB_imaged_with_EDOF_using_digital_microscopy_228d815bd1.jpg)
如何形成清晰的图像
在显微镜检查中,景深常被看做经验参数。在实际操作中,会根据数值孔径、分辨率和放大率之间的相关性确定该参数。为了获得最佳视觉效果,现代显微镜的调节设备在景深和分辨率之间实现了最佳平衡,这两个参数在理论上呈负相关。
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Rodent and Small-Animal Surgery
Learn how you can perform rodent (mouse, rat, hamster) and small-animal surgery efficiently with a microscope for developmental biology and medical research applications by reading this article.
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![[Translate to chinese:] A portion of an early binocular microscope developed by John Leonhard Riddel in the early 1850s. [Translate to chinese:] A portion of an early binocular microscope developed by John Leonhard Riddel in the early 1850s.](/fileadmin/_processed_/1/8/csm_Early_binocular_microscope_by_John_Leonhard_Riddel_teaser_9d1ca49ad7.jpg)
体视显微镜的历史
本文概述了从 1600 年至今体视显微镜的发展和演变。直到 19 世纪中叶,所有光学显微镜都是手工制作的。由于无法准确预测透镜的特性,因此必须通过反复试验来制作和测试透镜,直到达到理想的效果。