Products

​Checkerboard Calibration Targets on paper, made in very big dimension and with various composite

To ensure the precision and choose a right checkerboard target is very important for a vision or

​Ronchi ruling test target is a precise calibrating tool testing resolution, contrast, distortion,

​Ronchi ruling,we also call it Ronchi grating or Ronchi mask.. Consist of a square wave optic with

Ronchi rulings are bar and space square wave targets,consist of dark, parallel bars with widths

We also call a depth of field targets the depth of field gauge, depth of field ruler . depth of

The concentric square camera distortion calibration targets are for calibration of measurement

The target consists of a circle made up of radial lines that alternate between black and white and

Reticles are transparent glass discs with scales or other markings that fit inside the true image

Reticles are clear glass discs that fit inside the actual picture plane of a microscope's eyepiece