3nh chart is precise aid, designed for image quality determining and for judgment of resolution limits of digital cameras. The chart is designed for photographic cameras up to 2000 addressable pixels in picture...

Model YS6010 Desktop Color Spectrophotometer Optical Geometry Reflect: di:8, de:8(diffused illumination, 8-degree viewing angle) ; SCI (specular component included)/SCE (specular component excluded) ; Include U...