| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide stereoscopic glasses which allow anybody to easily observe an stereoscopic image without requiring special training, hardly let a user have fatigue of eyes and feel sick during observation, are less affected by the inclination of the user's face and the glasses, allow the user to observe a stereoscopic image in natural colors in a wider visual field than that obtained according to the interval between the user's eyes, can be applied to any one of projection, a display device, a printed matter or the like, can be inexpensively manufactured with a simple structure and can be used conveniently. <P>SOLUTION: The stereoscopic glasses have two convex Fresnel lenses which do not include the optical axis within effective surfaces. The lenses are disposed side by side with each optical axis being outwardly disposed. <P>COPYRIGHT: (C)2012,JPO&INPIT |
