| 摘要 |
<p>The invention relates to an interchangeable optical-mechanical apparatus with a high indicator angle, with which there may be equipped the portable infantry munition, such as a grenade thrower, for viewing and aiming the targets in the tactical field, by providing high precision, temperature compensation and ease in exploitation. According to the invention, the apparatus comprises some mirrors (15 and 14), a mobile and a fixed, which precisely displace the object-field vertically, by means of a pinion-compensated toothed sector gear (16 and 17) and a drum (18) provided with a ring (19) engraved according to the used ballistics, blocked with a spring (20) and with an indexer (21), the object-field being taken over by an objective (12), an erecting prism (11), a reticle (10), an eyepiece (9) and a set of filters (7), which are situated inside a body (2) wherein there is placed a protection glass (3).</p> |
