MEASURING APPARATUS FOR DIFFRACTION EFFICIENCY OF HOLOGRAM RECORDING MEDIUM

摘要

The present invention provides a measuring apparatus for diffraction efficiency of a hologram recording medium, and includes: a guide frame unit where a hologram recording medium is mounted; a light source unit installed and spaced at a predetermined distance from one side portion of the guide frame unit; a reflection unit installed in one side portion of the guide frame unit while facing a light source unit; a light separation unit positioned while being spaced at the predetermine distance from the reflection unit; a director unit detecting light separated in the light separation unit; a drive unit rotating the director unit at a predetermined angle; and a terminal unit controlling an operation of the light source unit and the drive unit analyzing a signal detected in the director unit.;COPYRIGHT KIPO 2015