Fig. 6

Comparison between 8K and 2K endoscopic images of capillaries on the surface of the large intestine (The 8K UHD endoscopic image is only a print on paper and gives a poor representation of the real 8K resolution. The benefits of 8K resolution can only be seen using the special screen). a 2K endoscopic image. b 8K endoscopic image. c 256-times magnified image of a part of the 2K endoscopic image. d 256-times magnified image of the same part of the 8K endoscopic image