Electron Microscopy Sciences Grid Dot Array 101x101x2.2 mm

Electron Microscopy Sciences The grid DOT array is the ideal product for testing image area, distortion, field flatness, and other parameters in optical and imaging systems. Made of green float glass with high reflective chrome image. The three array areas give options for different magnifications or field size. The r76, a unique product with three DOT arrays to suit different magnification or image areas features 3 image areas, with DOT size and pitch different in each area. 12 X 9 array of 1 mm dots at 5 mm pitch. 16 X 12 array of 0.5 mm dots at 2 mm pitch. 24 X 18 array of 0.2 mm dots at 1 mm pitch. - EMS