CN2343600Y - 单筒双目望远镜 - Google Patents

单筒双目望远镜 Download PDF

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Publication number
CN2343600Y
CN2343600Y CN 98213003 CN98213003U CN2343600Y CN 2343600 Y CN2343600 Y CN 2343600Y CN 98213003 CN98213003 CN 98213003 CN 98213003 U CN98213003 U CN 98213003U CN 2343600 Y CN2343600 Y CN 2343600Y
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binocular
objective system
mono
light
telescope
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Expired - Fee Related
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CN 98213003
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勾新春
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Abstract

本实用新型涉及一种单筒双目望远镜属于光学仪器,尤其是望远镜、双目镜。用于观察远处的目标。单筒双目望远镜外形呈一个扁圆筒,由物镜系统、分光装置及两个目镜构成。用习惯的双眼方式可观察到清晰的目标。

Description

单简双目望远镜
本实用新型涉及一种光学系统望远镜,适用于军用、民用远距离观察或旅游观光。
自开普勒制成第一架望远镜以来,目前的单筒望远镜、双筒望远镜已很普遍,现在的望远镜方面的发明多为望远镜与有关的或无关的仪器、工具的组合,以满足或应付各种工作和生活的需要,这些发明比比皆是,目不暇接,但它们存在着一个共同的缺陷,单筒者难以适应双目观看的习惯,容易使眼疲劳,双筒者难以做到(或调节)光轴很好地平行而使图象难于清晰。
本实用新型的目的在于公开一种图象清晰而易于调节的望远镜,其技术方案是:
一种单筒双目望远镜,镜筒内具有物镜系统和两个目镜,其特征在于:物镜系统和目镜之间设有分光装置。
本实用新型在工作时,被观察物的光线经物镜系统汇聚而进入分光装置,一束光被分为左右两束,分别进入左、右两个目镜,同时进入观察者的左、右眼中,由于本实用新型将同一束光分为两束,消除了双筒望远镜光轴不平行问题,图象清晰,又是用双眼通过双目镜观察,保持了双目视物的习惯,发挥了双目的作用。
下文将对照附图并通过实施例进一步详细说明。
图面说明:
图1为本实用新型的光路图(原理图);
图2为镜筒前半部的剖视图;
图3为分光装置示意图;
图4为外形图。
实施例是一架镜筒(外壳)1内装有物镜系统、分光装置及目镜的望远镜。物镜系统内由物镜2、变倍透镜3、倒像镜4构成:分光装置主要由四个棱镜构成,棱镜5、6的顶面(及底面)处于同一平面,棱镜7、8的顶面(及底面)处于同一平面,棱镜5和7位于光轴上,棱镜6位于5的左侧,棱镜8位于7的右侧,棱镜各个面9为半反半透面(反射率和透射率均为0.5),与主光轴夹角为45°,面10为全反射面,与面9平行,面11和12平行皆为全反射面,与主光轴夹角135°。棱镜的其它各面为透光面:目镜由左目镜片13及右目镜片14构成,分别通过左、右目镜筒与棱镜6和8相连。
工作时物镜的位置用旋钮15、螺杆18及连于物镜架19上的螺母20调节,变倍镜用旋钮16、螺杆21及连于变倍镜架22上的螺母23调节,目镜的中心距通过齿轮17及连于棱镜6和8上的齿杆调节,为使调节准确、平稳,在棱镜组的上、下边设有移动导轨。

Claims (3)

1.一种单筒双目望远镜,镜筒内具有物镜系统和两个目镜,其特征在于:物镜系统和目镜之间设有分光装置。
2.根据权利要求1所述的望远镜,其特征在于:分光装置由四个棱镜构成,这些棱镜的面一个为半反半透面,三个为全反射面,其余为透光面,棱镜旁装有齿轮齿杆及移动导轨。
3.根据权利要求1或2所述的望远镜,其特征在于:物镜系统由物镜、变倍镜及倒像镜构成,物镜架及变像镜架分别设有螺杆螺母调节装置。
CN 98213003 1998-02-20 1998-02-20 单筒双目望远镜 Expired - Fee Related CN2343600Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 98213003 CN2343600Y (zh) 1998-02-20 1998-02-20 单筒双目望远镜

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 98213003 CN2343600Y (zh) 1998-02-20 1998-02-20 单筒双目望远镜

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CN2343600Y true CN2343600Y (zh) 1999-10-13

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CN 98213003 Expired - Fee Related CN2343600Y (zh) 1998-02-20 1998-02-20 单筒双目望远镜

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108549145A (zh) * 2018-05-30 2018-09-18 四川远瞻智汇科技有限公司 一种单物双目望远镜的新结构

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108549145A (zh) * 2018-05-30 2018-09-18 四川远瞻智汇科技有限公司 一种单物双目望远镜的新结构
CN108549145B (zh) * 2018-05-30 2021-08-31 四川远瞻智汇科技有限公司 一种单物双目望远镜的新结构

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