摘要 |
PROBLEM TO BE SOLVED: To provide a lens interchangeable projection type video display device that can make a lens shift driving operation uniform irrespective of the type of a lens.SOLUTION: There is provided a projection type video display device that projects to display a video based on an input video signal on a projection screen, the projection type video display device including: lens shift driving means; lens interchanging means; and lens driving rate correction means for correcting the driving rate of the lens shift driving means on the basis of information related to the mass of a lens acquired by lens mass related information acquisition means.SELECTED DRAWING: Figure 1 |