For Enhancement of an image, performing View flex HE(histogram equalization) operation by click in the mapping tab in image operation
HE1/HE2/HE3 (histogram equalization): Performs uniform histogram equalization. It distributes the image's intensity distribution equally across the intensity range; by selecting a range between 0-255 we can adjust intensity of an image by histogram equalization method. With Inspector, you can perform a uniform histogram equalization, as well as anexponential and Rayleigh equalization