CN202057878U - Optical splitting finderscope - Google Patents
Optical splitting finderscope Download PDFInfo
- Publication number
- CN202057878U CN202057878U CN2011201302636U CN201120130263U CN202057878U CN 202057878 U CN202057878 U CN 202057878U CN 2011201302636 U CN2011201302636 U CN 2011201302636U CN 201120130263 U CN201120130263 U CN 201120130263U CN 202057878 U CN202057878 U CN 202057878U
- Authority
- CN
- China
- Prior art keywords
- lens barrel
- finder
- prism
- star
- finderscope
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Telescopes (AREA)
Abstract
The utility model relates to the technical field of optics, in particular to an optical splitting finderscope suitable for a refracting telescope. The optical splitting finderscope solves the problems of inconvenience for operation and difficulty in correction due to the fact that the existing astronomical telescope adopts an auxiliary external finderscope for coarse scanning. The optical splitting finderscope comprises a lens barrel mechanism and is characterized in that the front end of the lens barrel mechanism is provided with an objective lens group, and the tail end of the lens barrel mechanism is provided with a telescope eyepiece. A finderscope eyepiece group is arranged on the barrel wall of the lens barrel mechanism by a finderscope support, and a reticle is arranged on the lens barrel of the finder eyepiece group. The intersection part of the axis of the lens barrel mechanism and the axis of the finderscope eyepiece group is provided with a prism, and a prism position adjusting device is arranged on the finderscope support. The optical splitting finderscope has sharpness in collimation and imaging, quickness in conversion, convenience for correction and compact structure and is suitable for all refracting telescopes.
Description
Technical field
The utility model relates to the telescope technical field, relates in particular to a kind of beam split finder of suitable refractor.
Background technology
In astronomical telescope, narrower because of observing the higher visual field of multiplying power, it is very inconvenient to seek target, generally need slightly take aim at auxiliary external finder, and finder of every installation carries out the optical axis collimation with telescope again with regard to needs, and the correction difficulty is time-consuming.As touching finder accidentally or falling down, finder is parallel with the astronomical telescope optical axis with destroyed, needs to proofread and correct again after the Installation and Debugging of external finder.Existing astronomical telescope version is various, the problem of its solution is also different, as patent announcement number is CN 2812035YR astronomical telescope, comprise lens barrel mechanism, adjustment structure and support, be characterised in that lens barrel mechanism comprises that front end is provided with object lens, the rear portion is provided with the lens barrel of focusing drum, the front end of lens barrel is provided with light shield, the rear end of lens barrel is connected with oblique microscope base and the eyepiece of being located on the oblique microscope base, be provided with the laser aid and the gauge tap that can penetrate some parallel beams in the light shield, parallel beam parallels light shield with the axial line of lens barrel, lens barrel, focusing drum, tiltedly microscope base and eyepiece are the transparent body.And for example patent announcement number is a kind of assembly type astronomical telescope of CN2363291Y, it mainly partly is made up of eyepiece stalk part, regulating device part and the objective tube of detachable assembling, be provided with the combination eyepiece in the secondary eyepiece stalk of eyepiece stalk part, one end of secondary eyepiece stalk and argument lens barrel is fixedly connected, socket joint head and adjusting ring that the other end of argument lens barrel passes regulating device stretch in the main objective lens tube of objective tube part, and itself and adjusting ring are fixedly connected; Be provided with object lens in the auxiliary objective lens tube of objective tube part, its end with main objective lens tube is fixedly connected, and the other end of main objective lens tube and regulating device socket joint head partly is fixedly connected.
Summary of the invention
The purpose of this utility model is to adopt auxiliary external finder slightly to take aim at and bring operation inconvenience, proofread and correct the problem of difficulty in order to solve existing astronomical telescope, provide a kind of rational in infrastructure, utilize the optical characteristics and the telescope objective of half pentagonal prism, realize finder and the shared object lens of telescope, the design activity prism realizes that the telescope observation can not influence image quality dexterously, and successfully the beam split finder that need not to readjust behind the school is once adorned in solution.
Above-mentioned technical matters of the present utility model is mainly solved by following technical proposals: a kind of beam split finder, comprise lens barrel mechanism, the front end that it is characterized in that described lens barrel mechanism is provided with objective lens, the tail end of lens barrel mechanism is provided with telescope ocular, be equipped with by the finder support on the barrel of lens barrel mechanism and seek star eyepiece group, seek in the lens barrel of star eyepiece group and be provided with graticule, be provided with prism at lens barrel mechanism axis and the crossing point of axes position of seeking star eyepiece group, the finder support is provided with the prism location adjusting gear.Prism is determined the position by adjusting gear, and when prism placed lens barrel mechanism optical axis center, objective lens part light is switched to sought star eyepiece group, under this situation, by seeking star eyepiece group and telescope ocular object observing simultaneously.Pack up when being positioned at the finder support portions when prism, the star eyepiece group of seeking of this moment is closed, and seeks star eyepiece group and can't observe, and will obtain best imaging effect and observe by telescope ocular.
As preferably, the prism location adjusting gear that described finder support is provided with comprises the conversion knob, and the conversion knob connects rotating shaft, suit prism mounting in the rotating shaft, and prism is arranged in the prism mounting.By regulating the conversion knob, can comprise the prism mounting prism switches to two kinds of different states fast easily.
As preferably, be provided with extension spring between described prism mounting and the finder support.Prism is installed in the prism holder, and extension spring plays reset response.
As preferably, the described axis of seeking star eyepiece group becomes 30～80 degree inclination angles with the axis of lens barrel mechanism.The angle of actual design is determined with the optimal viewing angle, the beam split refraction angle of while reference prism.
As preferably, the described star eyepiece group of seeking is sought in star eyepiece group and the finder support pilot hole and is provided with reed by some set screw and finder support location.The set screw handle seeks star eyepiece group and the observed target's center of telescope ocular is adjusted to coincidence, and the rubber-like reed plays positioning action to fine setting.
As preferably, the described graticule of seeking in the star eyepiece arrangement of mirrors tube distributes by " ten " font, and set screw is arranged on " ten " font end position, and reed is arranged on set screw opposite side position." ten " font is divided plate and is helped proofreading and correct object observing.
As preferably, the front end lens barrel external diameter that described lens barrel mechanism is provided with objective lens is provided with light shield.Adopt light shield may prevent that the scattered light at camera lens edge from disturbing photometry, cause photometry inaccurate, also can prevent to run into the effect of primary mirror and anti-dew etc.
As preferably, described lens barrel mechanism is equipped with the telescope ocular position and is provided with the focusing group.
Effective effect of the present utility model is: avoided the defective of finder of searching target inconvenience, every installation with regard to needing to carry out the optical axis collimation again with telescope because of adopting the Installation and Debugging of external finder to bring, aim at precisely, the aiming imaging is sharp keen, conversion is quick, correction is convenient; The prism observing effect is good, and with the shared object lens of telescope, image quality obviously promotes, and integrated cost is low; Compact conformation is applicable to all refraction type astronomical telescopes.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is the local structure for amplifying synoptic diagram of the utility model Fig. 1.
Fig. 3 is that the utility model is sought star eyepiece group closed condition structural representation.
Fig. 4 is that a kind of conversion knob that shows of the present utility model is main structural representation.
Fig. 5 is a kind of graticule of the present utility model position structural representation.
Among the figure: 1. light shield, 2. objective lens, 3. extension spring, 4. finder support, 5. rotating shaft, 6. set screw, 7. rubber cushion blocks is 8. sought star eyepiece group, 9. focusing group, 10. prism, 11. the prism mounting, 12. conversion knobs, 13. telescope oculars, 14. reeds, 15. graticules.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Referring to Fig. 1, Fig. 2, a kind of beam split finder of present embodiment comprises lens barrel mechanism, front end in lens barrel mechanism is provided with objective lens 2, be with light shield 1 on the objective lens 2, the tail end of lens barrel mechanism is provided with telescope ocular 13, and lens barrel mechanism and telescope ocular 13 matching parts are provided with focusing group 9.Be equipped with by finder support 4 on the middle part barrel of lens barrel mechanism and seek star eyepiece group 8, finder support 4 is provided with prism 10 position regulators, and the position of prism 10 duties is positioned at lens barrel mechanism axis and seeks the crossing point of axes position of star eyepiece group 8.The axis of seeking star eyepiece group 8 becomes 45 degree inclination angles with the axis of lens barrel mechanism.
Prism 10 position regulators comprise conversion knob 12, and as shown in Figure 4, conversion knob 12 connects a rotating shaft 5, suit prism mounting 11 in the rotating shaft 5, and prism 10 is installed in the prism mounting 11, is provided with extension spring 3 between prism mounting 11 and the finder support 4.
Seek star eyepiece group 8 and seek and rubber cushion blocks 7 is housed between the star eyepiece stalk, seek in the lens barrel of star eyepiece group 8 and be provided with graticule 15, as shown in Figure 5 with dustproof.Seek star eyepiece group 8 by 4 set screw 6 and finder support 4 location, seek in star eyepiece group 8 and finder support 4 pilot holes and be provided with a slice reed 14.
During use, when prism 10 was in lens barrel mechanism optical axis center, again with reference to figure 1, the part light of objective lens 2 is switched to sought star eyepiece group 8, at this moment, and by seeking star eyepiece group 8 and telescope ocular 13 object observing simultaneously.The target adjustment here is by set screw 6, is adjusted to coincidence and gets final product seeking star eyepiece group 8 and telescope ocular 13 observed target's centers.
As shown in Figure 3, when prism 10 places shown position, seek star eyepiece group 8 and close, can't object observing by seeking star eyepiece group 8, will obtain best imaging effect and observe by telescope ocular 13.
The foregoing description is to explanation of the present utility model, is not to qualification of the present utility model, any structure after the simple transformation of the present utility model, technology is all belonged to protection domain of the present utility model.
Claims (8)
1. beam split finder, comprise lens barrel mechanism, the front end that it is characterized in that described lens barrel mechanism is provided with objective lens (2), the tail end of lens barrel mechanism is provided with telescope ocular (13), be equipped with by finder support (4) on the barrel of lens barrel mechanism and seek star eyepiece group (8), seek in the lens barrel of star eyepiece group (8) and be provided with graticule (15), be provided with prism (10) at lens barrel mechanism axis and the crossing point of axes position of seeking star eyepiece group (8), finder support (4) is provided with prism (10) position regulator.
2. beam split finder according to claim 1, it is characterized in that prism (10) position regulator that described finder support (4) is provided with comprises conversion knob (12), conversion knob (12) connects rotating shaft (5), suit prism mounting (11) is gone up in rotating shaft (5), and prism (10) is arranged in the prism mounting (11).
3. beam split finder according to claim 2 is characterized in that being provided with extension spring (3) between described prism mounting (11) and the finder support (4).
4. beam split finder according to claim 1 is characterized in that the described axis of seeking star eyepiece group (8) becomes 30～80 degree inclination angles with the axis of lens barrel mechanism.
5. according to claim 1 or 4 described beam split finders, it is characterized in that the described star eyepiece group (8) of seeking by some set screw (6) and finder support (4) location, seek in star eyepiece group (8) and finder support (4) pilot hole and be provided with reed (14).
6. beam split finder according to claim 5, it is characterized in that the described graticule of seeking in star eyepiece group (8) lens barrel (15) distributes by " ten " font, set screw (6) is arranged on " ten " font end position, and reed (14) is arranged on set screw (6) opposite side position.
7. beam split finder according to claim 1 is characterized in that the front end lens barrel external diameter that described lens barrel mechanism is provided with objective lens (2) is provided with light shield (1).
8. beam split finder according to claim 1 is characterized in that described lens barrel mechanism is equipped with telescope ocular (13) position and is provided with focusing group (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201302636U CN202057878U (en) | 2011-04-28 | 2011-04-28 | Optical splitting finderscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201302636U CN202057878U (en) | 2011-04-28 | 2011-04-28 | Optical splitting finderscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202057878U true CN202057878U (en) | 2011-11-30 |
Family
ID=45017848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201302636U Expired - Lifetime CN202057878U (en) | 2011-04-28 | 2011-04-28 | Optical splitting finderscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202057878U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928972A (en) * | 2012-12-05 | 2013-02-13 | 南京中科天文仪器有限公司 | Solar telescope guider taking optical wedge as refractive element |
| CN102955244A (en) * | 2012-11-22 | 2013-03-06 | 福鼎市一雄光学仪器有限公司 | Built-in coaxial star finding astronomical telescope |
| CN104049353A (en) * | 2014-07-04 | 2014-09-17 | 中国科学院国家天文台南京天文光学技术研究所 | Out-of-focus solar telescope guidscope based on pupil shield |
| CN107045193A (en) * | 2017-03-06 | 2017-08-15 | 胡啟晨 | A kind of telescope of attachable outside guider |
-
2011
- 2011-04-28 CN CN2011201302636U patent/CN202057878U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102955244A (en) * | 2012-11-22 | 2013-03-06 | 福鼎市一雄光学仪器有限公司 | Built-in coaxial star finding astronomical telescope |
| CN102928972A (en) * | 2012-12-05 | 2013-02-13 | 南京中科天文仪器有限公司 | Solar telescope guider taking optical wedge as refractive element |
| CN104049353A (en) * | 2014-07-04 | 2014-09-17 | 中国科学院国家天文台南京天文光学技术研究所 | Out-of-focus solar telescope guidscope based on pupil shield |
| CN104049353B (en) * | 2014-07-04 | 2017-05-03 | 中国科学院国家天文台南京天文光学技术研究所 | Out-of-focus solar telescope guidscope based on pupil shield |
| CN107045193A (en) * | 2017-03-06 | 2017-08-15 | 胡啟晨 | A kind of telescope of attachable outside guider |
| CN107045193B (en) * | 2017-03-06 | 2023-05-09 | 胡啟晨 | Telescope capable of being attached with external star guiding device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8186069B1 (en) | Multi-beam laser optical alignment method and system | |
| US6819495B2 (en) | Auxiliary optical unit attachable to optical devices, particularly telescopic gun sights | |
| KR101068290B1 (en) | Optical Device Combination of Dot Sight and Scope | |
| CN202057878U (en) | Optical splitting finderscope | |
| US8867129B2 (en) | Sighting telescope | |
| EP3055730B1 (en) | Electronic eyebox | |
| JP2021167978A (en) | Camera adapter | |
| KR20200038678A (en) | Complex optical sighting device | |
| CN101105575A (en) | Telescope for alternatedly binocular use | |
| US11320239B2 (en) | Compact prismatic optical sight with internal zeroing method | |
| RU2711628C1 (en) | Night vision goggles | |
| KR20110137454A (en) | Star pointer telescope and astronomical having the same | |
| CN207424376U (en) | Newton reflects binoculars and scope | |
| RU97192U1 (en) | DEVICE FOR CONTROL AND ADJUSTMENT OF OPTICAL INSTRUMENTS | |
| US7466481B2 (en) | Binocular with disparate fields of view | |
| US2105256A (en) | Camera | |
| KR20170052052A (en) | Experiment device of reflecting telescope | |
| CN100357784C (en) | Laser guiding focusing device for telescope | |
| US2485558A (en) | Sight alignment attachment for | |
| KR20150085880A (en) | Using Star Lazer and Autostar Astronomical Telescope | |
| US2282632A (en) | Scale mounting | |
| CN210109641U (en) | Aiming system | |
| RU59796U1 (en) | DEVICE FOR CONTROL OF DISCONTINUATION OF THE VISUAL LINE OF THE SIGHT AND THE AXIS OF THE WEAPON OF THE OBJECT | |
| CN113689768A (en) | Improved fast-adjusting spectrometer and spectrometer adjusting method | |
| SU1113769A1 (en) | Telescope |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111130 |