| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an on head mounting type display device in which the aberration of a virtual image forming optical system is electrically corrected. SOLUTION: The driving circuit of the on head mounting type display device is composed of A/D converters 608, 609 for converting pictures into digital signals, frame memories 603, 604 for storing the digital signals, address changeover means 610, 611 for writing and reading digital data of the frame memories and two-dimensional filters 612, 613 capable of specifying plural coefficients and outputs transformation coefficients of address transformations and two-dimensional coefficients from the look-up table 602 composed of ROMs and RAMs.</p> |
