| 摘要 |
<p>The invention relates to an optical system fitting out a device for image take over from a night sighting device, having the role of projecting the image from an image intensifier screen of the sighting device to an optical sensor of a video camera, while concomitantly allowing normal viewing by said sighting device. According to the invention, the system consists of a prism (1) for deviating the optical axis to 90° and an objective (2), the prism (1) being incorporated in the construction of a sighting device, while the objective (2), together with a video camera, is attached thereto when needed, the said objective (2) comprising a positive front lens, a negative doublet, a second positive doublet and a positive lens.</p> |
