CN106094157A - A kind of Zoom regulating mechanism and projector - Google Patents
A kind of Zoom regulating mechanism and projector Download PDFInfo
- Publication number
- CN106094157A CN106094157A CN201610644671.0A CN201610644671A CN106094157A CN 106094157 A CN106094157 A CN 106094157A CN 201610644671 A CN201610644671 A CN 201610644671A CN 106094157 A CN106094157 A CN 106094157A
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- Prior art keywords
- zoom
- cylinder
- regulating mechanism
- projection lens
- opening
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/142—Adjusting of projection optics
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
Abstract
Embodiments provide a kind of Zoom regulating mechanism and projector, belong to projector equipment field.This projector includes that projection lens and Zoom regulating mechanism, described projection lens include zoom lever.This Zoom regulating mechanism includes the cylinder being set in outside the lens barrel of projection lens, the sidewall of cylinder is connected with zoom lever, the end face of the light-emitting window of the close projection lens of cylinder has the first opening, and the end face between the first opening and the outer wall of cylinder is provided with the regulation parts for driving rotary drum.Compared with the existing Zoom regulating mechanism being applied to projector, improve the problem that Zoom regulating mechanism exposes to the easy maloperation that the case top of projector is brought and the problem affecting projector housing appearance design.
Description
Technical field
The present invention relates to projector equipment field, in particular to a kind of Zoom regulating mechanism and projector.
Background technology
In current projector equipment, Zoom structure is typically after focusing structure, and the zooming adjustment component of projection lens is big
It is positioned at the middle part of the lens barrel of projector equipment more, is difficult to derive from dead ahead.Because most projector equipment is all in appearance
The i.e. corresponding position of case top arranges an opening, directly by outside the Zoom structure such as zoom lever of projection lens itself
Dew, or the zoom ring that the governor motion that Zoom structure is transferred such as is connected with zoom lever is exposed, to realize projector equipment
Zooming adjustment.But, Zoom structure directly exposes the design outside projector equipment housing and on the one hand easily causes the mistake behaviour of user
On the other hand make, corresponding to the open design also limit necessarily external to the appearance design of projector equipment housing of Zoom structure
System.
Summary of the invention
It is an object of the invention to provide a kind of Zoom regulating mechanism, it is arranged on the inside of projector housing, effectively
Improve Zoom structure and expose to the problems referred to above that case top is brought.
To achieve these goals, the technical solution used in the present invention is as follows:
A kind of Zoom regulating mechanism, is applied to projector, and described projector includes projection lens, and described projection lens sets
Being equipped with zoom lever, described Zoom regulating mechanism includes the cylinder being set in outside the lens barrel of described projection lens, the side of described cylinder
Wall is connected with described zoom lever, and the end face of the light-emitting window of the close described projection lens of described cylinder has the first opening, described
The regulation parts for driving described rotary drum it are provided with on end face between the outer wall of the first opening and described cylinder.
In preferred embodiment of the present invention, above-mentioned regulation parts are to be arranged on outside described first opening and described cylinder
The adjustment hole on end face between wall.
In preferred embodiment of the present invention, above-mentioned regulation parts are to be arranged on outside described first opening and described cylinder
The projection on end face between wall.
In preferred embodiment of the present invention, the sidewall of above-mentioned cylinder is provided with spacing hole, described zoom lever and described limit
Location hole card connects.
In preferred embodiment of the present invention, above-mentioned zoom lever is fixing with the sidewall of described cylinder to be connected.
In preferred embodiment of the present invention, above-mentioned zoom lever and the sidewall sweat soldering of described cylinder.
In preferred embodiment of the present invention, fill out between the outer wall of the inwall of above-mentioned cylinder and the lens barrel of described projection lens
It is filled with grease.
In preferred embodiment of the present invention, the shape of above-mentioned first opening and the shape of the light-emitting window of described projection lens
Unanimously.
In preferred embodiment of the present invention, the size of above-mentioned first opening goes out light more than or equal to described projection lens
The size of mouth.
It addition, present invention also offers a kind of projector, use above-mentioned Zoom regulating mechanism, it is possible to effectively improve due to
Existing projector Zoom regulating mechanism exposes the problem bringing maloperation.
To achieve these goals, the technical solution used in the present invention is as follows:
A kind of projector, including housing, projection lens and above-mentioned Zoom regulating mechanism, described projection lens and described zoom
Governor motion is respectively positioned in described housing, and described projection lens is provided with zoom lever, and described Zoom regulating mechanism includes sheathed
Cylinder outside the lens barrel of described projection lens, the sidewall of described cylinder is connected with described zoom lever, the close institute of described cylinder
The end face of the light-emitting window stating projection lens is provided with the first opening, the end face between described first opening and the outer wall of described cylinder
On be provided with the regulation parts for driving described rotary drum, described housing is provided with the second opening, described projection lens
Light-emitting window and described regulation parts be respectively positioned in described second opening.
The Zoom regulating mechanism that the embodiment of the present invention provides includes the cylinder being set in outside lens barrel, cylinder and projection lens
Zoom lever connects, and the end of the light-emitting window of the close projection lens of cylinder is provided with regulation parts, during use, by stirring tune
Joint component drives cylinder to rotate relative to lens barrel, and then drives zoom lever to rotate, it is achieved the zooming adjustment of projection lens.With existing
The Zoom regulating mechanism being applied to projector compare, the embodiment of the present invention provide Zoom regulating mechanism effectively by zoom tie
The adjusting position of the adjusting position of structure, i.e. zoom lever has been transferred to the front end of lens barrel by the middle part of lens barrel.Wherein, the front end of lens barrel
Be specially lens barrel towards the end face outside projector.Therefore, the Zoom regulating mechanism that the embodiment of the present invention provides is applied to throw
During shadow instrument, it is possible to be hidden in the enclosure interior of projector, improve Zoom regulating mechanism and expose to the case top institute of projector
The problem of the easy maloperation brought and the problem affecting projector housing appearance design.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below by embodiment required use attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, and it is right to be therefore not construed as
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to this
A little accompanying drawings obtain other relevant accompanying drawings.
Stereochemical structure after the Zoom regulating mechanism that Fig. 1 provides for first embodiment of the invention assembles with projection lens is illustrated
Figure；
Schematic cross-section after the Zoom regulating mechanism that Fig. 2 provides for first embodiment of the invention and projection lens assembling；
End view after the Zoom regulating mechanism that Fig. 3 provides for first embodiment of the invention and projection lens assembling；
The structural representation of the projector that Fig. 4 provides for second embodiment of the invention；
The structural representation of projector under the first visual angle that Fig. 5 provides for second embodiment of the invention.
Reference numerals list:
Projector 100；Projection lens 110；Light-emitting window 111；Zoom lever 112；Lens barrel 113；Cylinder 120；Regulation parts
121；Spacing hole 122；First opening 123；Outer face 124；Housing 130；Second opening 131.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention rather than whole embodiments.Generally implement with the present invention illustrated described in accompanying drawing herein
The assembly of example can be arranged with various different configurations and design.
Therefore, detailed description to the embodiments of the invention provided in the accompanying drawings is not intended to limit claimed below
The scope of the present invention, but be merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under not making creative work premise, broadly falls into the model of present invention protection
Enclose.
It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing
Individual accompanying drawing is defined, then need not it be defined further and explains in accompanying drawing subsequently.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertically ",
Orientation or the position relationship of the instruction such as " level ", " interior ", " outward " are based on orientation shown in the drawings or position relationship, or should
The orientation usually put during the use of invention product or position relationship, be for only for ease of the description present invention and simplify description, and not
It is to indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, the most not
It is understood that as limitation of the present invention.Describe additionally, term " first ", " second ", " the 3rd " etc. are only used for distinguishing, and can not manage
Solve as instruction or hint relative importance.
In describing the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " arrange ",
" install ", " being connected ", " connection " should be interpreted broadly, and connect for example, it may be fixing, it is also possible to be to removably connect, or one
Body ground connects；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to indirect by intermediary
It is connected, can be the connection of two element internals.For the ordinary skill in the art, can be with in concrete condition understanding
State term concrete meaning in the present invention.
Existing most of projector equipment is all to arrange an opening in the appearance i.e. corresponding position of case top, directly
Connect and the Zoom structure such as zoom lever of projection lens itself exposed, or by Zoom structure transfer governor motion such as with
The zoom ring that zoom lever connects exposes, to realize the zooming adjustment of projector equipment.But, Zoom structure directly exposes projector equipment
On the one hand design outside housing easily causes the maloperation of user, affects the stability of projected picture, on the other hand corresponding to becoming
The also restriction necessarily external to the appearance design of projector equipment housing of the open design of close-burning structure.In consideration of it, the present invention implements
Example provides a kind of Zoom regulating mechanism, by the adjusting position of the adjusting position of Zoom structure, i.e. zoom lever by the middle part of lens barrel
Transfer to the front end of lens barrel, Zoom regulating mechanism has been hidden in the housing of projector.
First embodiment
The Zoom regulating mechanism that the embodiment of the present invention provides, is applied to projector.Projector includes projection lens, projection lens
It is provided with zoom lever on Tou, for the zooming adjustment of projection lens, i.e. can regulate Jiao of projection lens by stirring zoom lever
Away from.
Fig. 1 show the Zoom regulating mechanism that first embodiment of the invention provides assemble with projection lens after three-dimensional signal
Figure.Fig. 2 show the Zoom regulating mechanism that first embodiment of the invention provides assemble with projection lens after schematic cross-section.As
Shown in Fig. 1 and Fig. 2, in the present embodiment, Zoom regulating mechanism includes cylinder 120, and this cylinder 120 is set in projection lens 110
Outside lens barrel 113, and the zoom lever 112 of projection lens 110 is connected with the sidewall of cylinder 120.It is to say, cylinder 120 is permissible
Rotate relative to lens barrel 113, and the rotation of cylinder 120 can drive zoom lever 112 to rotate, thus regulate projection lens 110
Focal length.
Concrete, the end face of the side of the light-emitting window 111 of the close projection lens 110 of cylinder 120 is defined as outer face
124.The first opening 123 is had on described outer face 124.Additionally, for the ease of the regulation of cylinder 120, on described outer face 124 also
It is provided with regulation parts 121, is used for driving described cylinder 120 to rotate.It is understood that regulation parts 121 are located at first
Between opening 123 and cylinder 120 outer wall.As it is shown on figure 3, owing to the sidewall of cylinder 120 has certain thickness, cylinder 120
Outer face 124 be shaped as annular, described regulation parts 121 are arranged in annular region.Now, the regulation of zoom lever 112
Position has been transferred at the outer face 124 of the front end of lens barrel 113, i.e. cylinder 120 by the middle part of lens barrel 113.
First opening 123 is for by the light of projection lens 110 outgoing, in the present embodiment, the shape of the first opening 123 with
The shape of the light-emitting window 111 of projection lens 110 is consistent.As shown in Figure 3.Under normal circumstances, projection lens 110 light-emitting window 111
Generally circular in shape, therefore, the shape of the first opening 123 preferably also circle.Certainly, the first opening 123 can also use other
Shape, the most square.In order to avoid normal use the to projection lens 110 that arrange of cylinder 120 impacts, when the first opening
When the shape of 123 is consistent with the shape of the light-emitting window 111 of projection lens 110, the size of the first opening 123 can be more than or equal to
The size of the light-emitting window 111 of projection lens 110.The shape of light-emitting window 111 when shape and the projection lens 110 of the first opening 123
When shape is inconsistent, then the size of the first opening 123 should be more than the size of light-emitting window 111 of projection lens 110, and projection lens
The light-emitting window 111 of 110 is revealed in the first opening 123 completely.
Concrete, in the one preferably embodiment of the present embodiment, regulation parts 121 can be to be arranged on first to open
The adjustment hole on end face between mouth 123 and cylinder 120 outer wall, as shown in Figure 3.By an adjusting rod being independently arranged, with
Adjustment hole coordinates, and can regulate cylinder 120 and rotate relative to lens barrel 113.During use, adjustment hole is inserted in one end of adjusting rod
In, thus stir cylinder 120 relative to lens barrel 113 along clockwise direction or rotationally clockwise.Due to projection lens 110
Zoom lever 112 is connected with the sidewall of cylinder 120, therefore, and the rotation rotating the most also drive zoom lever 112 of cylinder 120, thus
Realize the regulation of projection lens 110 focal length.
It should be noted that above-mentioned adjustment hole can be on the outer face 124 of cylinder 120 sidewall processing there is a depthkeeping
The hole of degree, it is also possible to be integrally formed with the outer face 124 of cylinder 120 sidewall or the groove of sweat soldering.
It addition, in a kind of embodiment of the present embodiment, regulation parts 121 can also be for being arranged on the first opening
The projection on end face between 123 and cylinder 120 outer wall.By an adjusting rod being independently arranged, coordinate with projection, can adjust
Pitch circle cylinder 120 rotates relative to lens barrel 113.Now, at least one end of adjusting rod be provided with one recessed with what above-mentioned projection mated
Groove.During use, projection is snapped in groove, i.e. can pass through adjusting rod rotating cylinder 120 so that cylinder 120 is relative to lens barrel
113 along clockwise direction or rotationally clockwise, it is achieved the regulation of projection lens 110 focal length.
Further, the sidewall of cylinder 120 can be to removably connect with the connected mode of zoom lever 112.Such as Fig. 1 institute
Showing, in the one preferably embodiment of the present embodiment, the sidewall of cylinder 120 is provided with spacing hole 122, zoom lever 112 with
Spacing hole 122 clamping, in i.e. zoom lever 112 snaps in spacing hole 122.Certainly, the position that arranges of above-mentioned spacing hole 122 corresponds to become
The position of burnt bar 112.In order to ensure the compactness being connected between the sidewall of cylinder 120 and zoom lever 112, zoom lever 112 and limit
Position can be interference fit between hole 122.
Certainly, the sidewall of cylinder 120 can also be connected for fixing with the connected mode of zoom lever 112.Such as, cylinder 120
Sidewall and zoom lever 112 sweat soldering, easy to process, with low cost, stable connection.
Further, rotate relative to lens barrel 113 for the ease of regulation cylinder 120, can be in the inwall of cylinder 120 and throwing
Grease is filled between lens barrel 113 outer wall of shadow camera lens 110.Grease has reduction mechanical friction, reduces the work of mechanical wear
With, be conducive to improving the operability of this Zoom regulating mechanism.
In sum, the Zoom regulating mechanism that the embodiment of the present invention provides includes the cylinder being set in outside lens barrel 113, cylinder
Being connected with the zoom lever 112 of projection lens 110, the end of the light-emitting window 111 of the close projection lens 110 of cylinder is provided with tune
Joint parts 121, during use, drive cylinder to rotate relative to lens barrel 113 by stirring regulation parts 121, and then drive zoom lever
112 rotate, it is achieved the zooming adjustment of projection lens 110.Compared with the existing Zoom regulating mechanism being applied to projector, this
Bright embodiment provide Zoom regulating mechanism effectively by the adjusting position of Zoom structure, the i.e. adjusting position of zoom lever 112 by
The middle part of lens barrel 113 has been transferred at the outer face 124 of the front end of lens barrel 113, i.e. cylinder 120.Wherein, the front end of lens barrel 113
Be specially lens barrel 113 towards the end face outside projector.Therefore, when being applied to projector, the change that the embodiment of the present invention provides
Burnt governor motion can be hidden in the enclosure interior of projector, improves Zoom regulating mechanism and exposes to the case top of projector
The problem of the easy maloperation brought and the problem affecting projector housing appearance design.
Second embodiment
It addition, the embodiment of the present invention additionally provides a kind of projector 100.As shown in Figure 4, described projector 100 includes shell
Zoom regulating mechanism in body 130, projection lens 110 and above-mentioned first embodiment, described projection lens 110 and described zoom are adjusted
Joint mechanism is respectively positioned in housing 130.Certainly, other general components within unshowned projector 100 are also contained in the present invention
In the projector 100 that embodiment provides, such as, heat abstractor, control module and power module etc..
As shown in Figure 4, projection lens 110 being provided with zoom lever 112, Zoom regulating mechanism includes being set in described projection
Cylinder 120 outside the lens barrel 113 of camera lens 110, zoom lever 112 is connected with the sidewall of described cylinder 120.The close throwing of cylinder 120
The end face of the light-emitting window 111 of shadow camera lens 110 has the first opening 123, the end face between the first opening 123 and cylinder 120 outer wall
On be provided with the regulation parts 121 for driving cylinder 120 to rotate.The second opening 131, projection lens it is provided with on housing 130
Light-emitting window 111 and the regulation parts 121 of 110 are respectively positioned in described second opening 131.
In the present embodiment, regulation parts 121 can be preferably arranged between the first opening 123 and cylinder 120 outer wall
Adjustment hole on end face, as shown in Figure 5.Certainly, regulation parts 121 can also be for being arranged on outside the first opening 123 and cylinder 120
The projection on end face between wall.Specific embodiment is referred to above-mentioned first embodiment, does not repeats them here.
In the present embodiment, zoom lever 112 can be to removably connect with the connected mode of cylinder 120 sidewall, such as, and cylinder
The sidewall of 120 is provided with spacing hole 122, zoom lever 112 and spacing hole 122 clamping, in i.e. zoom lever 112 snaps in spacing hole 122.
Certainly, zoom lever 112 can be fixing connection, such as, the sidewall of cylinder 120 and zoom with the connected mode of cylinder 120 sidewall
Bar 112 sweat soldering.
It should be noted that during the second opening 131 on design housing 130, it should consider the going out of projection lens 110 simultaneously
The size of light mouth 111 and be arranged on the position of regulation parts 121 at cylinder 120 outer face 124, not only makes projection lens
The light-emitting window 111 of 110 is positioned at the second opening 131, to ensure the normal projection of projector 100, should also ensure that regulation parts
121 also are located in the second opening 131, in order to regulate cylinder 120 by regulation parts 121 and rotate.It is to say, arrange second
The purpose of opening 131 is to expose the light-emitting window 111 of projection lens 110 and regulation parts 121.
When needing the focal length regulating projector 100, can be by a regulation according to the design of above-mentioned regulation parts 121
Bar, is inserted by above-mentioned second opening 131, coordinates with above-mentioned regulation parts 121, and regulation cylinder 120 is relative to projection lens 110
Lens barrel 113 rotate, thus drive the zoom lever 112 of projection lens 110 to rotate, to regulate the focal length of projector 100.
It should be noted that in a kind of embodiment of the embodiment of the present invention, in order to avoid the loss of adjusting rod, permissible
The housing 130 of projector 100 is provided for placing the structure of adjusting rod, for example, it may be set according to the shape of adjusting rod
The groove put or hold assembly.
In sum, projector 100 that the embodiment of the present invention provides, abandon traditional housing 130 top that exposes to
Zoom regulating mechanism, have employed and above-mentioned can be hidden in the Zoom regulating mechanism within housing 130, be conducive to avoiding zoom to adjust
The maloperation of joint mechanism affects the use of projector 100, meanwhile, is also beneficial to the appearance design of projector 100 housing 130, i.e.
During design projector 100 housing 130, the Zoom structure that relevant position is projection lens 110 at housing 130 top can be not be used in
Reserved opening, reduces the difficulty of processing of housing 130.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made any repaiies
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a Zoom regulating mechanism, is applied to projector, it is characterised in that described projector includes projection lens, described throwing
Being provided with zoom lever on shadow camera lens, described Zoom regulating mechanism includes the cylinder being set in outside the lens barrel of described projection lens, institute
The sidewall stating cylinder is connected with described zoom lever, and the end face of the light-emitting window of the close described projection lens of described cylinder has first
Opening, the end face between described first opening and the outer wall of described cylinder is provided with the regulation for driving described rotary drum
Parts.
Zoom regulating mechanism the most according to claim 1, it is characterised in that described regulation parts are for being arranged on described first
The adjustment hole on end face between the outer wall of opening and described cylinder.
Zoom regulating mechanism the most according to claim 1, it is characterised in that described regulation parts are for being arranged on described first
The projection on end face between the outer wall of opening and described cylinder.
4. according to the Zoom regulating mechanism according to any one of claim 1-3, it is characterised in that the sidewall of described cylinder is arranged
Limited location hole, described zoom lever and described spacing hole clamping.
5. according to the Zoom regulating mechanism according to any one of claim 1-3, it is characterised in that described zoom lever and described circle
The sidewall of cylinder is fixing to be connected.
6. according to the Zoom regulating mechanism according to any one of claim 1-3, it is characterised in that described zoom lever and described circle
The sidewall sweat soldering of cylinder.
Zoom regulating mechanism the most according to claim 1, it is characterised in that the inwall of described cylinder and described projection lens
Lens barrel outer wall between be filled with grease.
Zoom regulating mechanism the most according to claim 1, it is characterised in that the shape of described first opening and described projection
The shape of the light-emitting window of camera lens is consistent.
Zoom regulating mechanism the most according to claim 8, it is characterised in that the size of described first opening is more than or equal to
The size of the light-emitting window of described projection lens.
10. a projector, it is characterised in that include housing, projection lens and the zoom according to any one of claim 1-9
Governor motion, described projection lens and described Zoom regulating mechanism are respectively positioned in described housing, and described projection lens is provided with
Zoom lever, described Zoom regulating mechanism includes the cylinder being set in outside the lens barrel of described projection lens, the sidewall of described cylinder with
Described zoom lever connects, and the end face of the light-emitting window of the close described projection lens of described cylinder has the first opening, and described first
The regulation parts for driving described rotary drum, described housing it is provided with on end face between the outer wall of opening and described cylinder
On be provided with the second opening, light-emitting window and the described regulation parts of described projection lens are respectively positioned in described second opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644671.0A CN106094157A (en) | 2016-08-09 | 2016-08-09 | A kind of Zoom regulating mechanism and projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644671.0A CN106094157A (en) | 2016-08-09 | 2016-08-09 | A kind of Zoom regulating mechanism and projector |
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| Publication Number | Publication Date |
|---|---|
| CN106094157A true CN106094157A (en) | 2016-11-09 |
Family
ID=57455230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610644671.0A Pending CN106094157A (en) | 2016-08-09 | 2016-08-09 | A kind of Zoom regulating mechanism and projector |
Country Status (1)
| Country | Link |
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| CN (1) | CN106094157A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112955819A (en) * | 2018-11-02 | 2021-06-11 | 富士胶片株式会社 | Projection lens and projection device |
| CN113900331A (en) * | 2021-09-30 | 2022-01-07 | 歌尔光学科技有限公司 | Projector optical machine |
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| CN205384404U (en) * | 2016-01-25 | 2016-07-13 | 桂林市迈特光学仪器有限公司 | Driving lever becomes doubly single video microscopic system |
| CN205958824U (en) * | 2016-08-09 | 2017-02-15 | 成都市极米科技有限公司 | Adjustment zooming mechanism and projecting apparatus |
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| CN2689264Y (en) * | 2003-12-20 | 2005-03-30 | 鸿富锦精密工业（深圳）有限公司 | Modular set focus-adjustable digital camera lens |
| US7885530B1 (en) * | 2008-07-23 | 2011-02-08 | Irving E. Bushnell, III | Manual focus driving ring |
| CN201637917U (en) * | 2010-01-25 | 2010-11-17 | 利达光电股份有限公司 | Double-screw prime lens |
| JP2015191141A (en) * | 2014-03-28 | 2015-11-02 | キヤノン株式会社 | Lens device and imaging device with the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112955819A (en) * | 2018-11-02 | 2021-06-11 | 富士胶片株式会社 | Projection lens and projection device |
| CN112955819B (en) * | 2018-11-02 | 2022-09-13 | 富士胶片株式会社 | Projection lens and projection device |
| US11592731B2 (en) | 2018-11-02 | 2023-02-28 | Fujifilm Corporation | Projection lens and projection device |
| CN113900331A (en) * | 2021-09-30 | 2022-01-07 | 歌尔光学科技有限公司 | Projector optical machine |
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Address after: 610000 Tianfu Software Park Area A, 1129 Century City Road, Chengdu High-tech Zone, Sichuan Province Applicant after: Chengdu Jimi Technology Co., Ltd. Address before: No. 1129 Tianfu Software Park A District Century City high tech Zone of Chengdu City, Sichuan Province Road 610000 7 5 storey building No. 501 Applicant before: CHENGDU XGIMI TECHNOLOGY CO., LTD. |
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Application publication date: 20161109 |
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