color test card

24 Color Classic Test Card As a professional color management tool, 24 color cards are mainly used for camera color calibration, image color restoration, and visual system color consistency testing. They are widely used in fields such as machine vision, photographic imaging, industrial inspection, printing, scientific research, and image algorithm research. The 24 color blocks on the color chart cover gray levels from deep to light and common high saturation colors. The back

ISO 12233:2017 eSFR Enhanced Edition The Imatest enhanced version ISO 12233:2017 eSFR test card has all the functions of the ISO 12233 standard test card, maintaining a 3:2 aspect ratio, adding six tilted squares for measuring performance near image boundaries, and adding hyperbolic wedges for visual analysis or analysis using the eSFR ISO module. When generated using color supported technology, it also includes 16 color blocks. As these additional items are located in areas

The 11-Step Grayscale Card The 11-step grayscale card is a professional imaging testing tool primarily used to evaluate the grayscale reproduction capability of cameras. It assesses the fineness of the image's light and dark levels through 11 different brightness levels ranging from pure white to pure black. The common NHK standard gamma value is 0.45. It can also be equipped with blue, yellow, and red color blocks to assist in testing color saturation. 1. Core specifications