Recording and projection device, has mode of picture recording and mode of projection, in which swiveling TIR prism is arranged before objective in common path of rays for picture recording and for projection

摘要

The device has a mode of picture recording and a mode of projection, in which swiveling TIR prism (2) is arranged before the objective (5) in the common path of rays for picture recording and for projection. The TIR prism in a primary angular position produces the path of rays for projection on the reflective picture modulator (4). The TIR prism produces the path of rays in a secondary angular position for picture recording by the image sensor (9).