Optical Surfaces Ltd is a leading supplier of Beam Collimators tailored to enable precise Modulation Transfer Function (MTF) testing of your optical systems. MTF is a trusted technique for objectively ...

The MTF MASTER IIT was specially designed to classify the quality of image intensifier tubes by the objective criteria of the MTF (Modulation Transfer Function). An object (haircoss) is projected with ...

Optical Surfaces Ltd has developed a new approach, using a series of pre-aligned beam collimator sub-assemblies, for Modulation Transfer Function (MTF) testing of large diameter military optical ...

Design, development and validation of a speckle-based, visible spectrum, image sensor modulation transfer function (MTF) test system. Investigated the technique of using visible (532nm) laser speckle ...