FreeImage是为想支持流行的图像格式（BMP, JPEG, TIFF, PCX 等等)的开发人员提供的一个开发库项目。一些亮点有：非常易于使用，不限于只在本地PC上使用（独特的FreeImageIO)和插件式驱动！ -FreeImage is to want to support the popular image formats (BMP, JPEG, TIFF, PCX, etc.) provided by the developer for a development project

常见的纸病包括斑点、褶皱以及洞，改程序能够很好地将这三种区分开来。-Common diseases include paper spots, wrinkles and holes, change can be a good program to distinguish these three.

We propose a novel fluorescence emission difference microscopy (FED) system based on focusing cy- lindrical vector beams. In conventional FED, a Gaussian beam and a 0–2 π vortex phase plate are used to generate solid and hollow spots. We focus ra