CN206377553U - A kind of stage lighting zoom lens group - Google Patents
A kind of stage lighting zoom lens group Download PDFInfo
- Publication number
- CN206377553U CN206377553U CN201720057164.7U CN201720057164U CN206377553U CN 206377553 U CN206377553 U CN 206377553U CN 201720057164 U CN201720057164 U CN 201720057164U CN 206377553 U CN206377553 U CN 206377553U
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- lens
- lens group
- zoom
- convex lens
- cylinder
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Abstract
The utility model discloses a kind of stage lighting zoom lens group, including the focusing lens group, zoom lens group and fixed lens group set gradually along optical axis, wherein, the fixed lens group includes a fixed lens barrel and the first concavees lens and the first convex lens that are arranged in fixed lens barrel and are sequentially distributed along optical axis respectively；The zoom lens group includes zoom lens barrel and the second concavees lens and the second convex lens that are arranged in zoom lens barrel and are sequentially distributed along optical axis respectively；The focusing lens group includes focusing drawtube and the 3rd convex lens, the 4th convex lens, the 3rd concavees lens, the 5th convex lens and the 6th convex lens that are arranged in focusing drawtube and are sequentially distributed along optical axis respectively.The utility model reasonable in design, stability is high, while meeting the general beam effect needed for stage lighting, possesses the pattern imaging of fine definition, improves the whole structure of stage lighting.
Description
Technical field
The utility model is related to a kind of lens group, more particularly to a kind of stage lighting zoom lens group.
Background technology
With the development of stage literature and art cause, requirement more and more higher of the user to stage lighting, stage lamp is not required nothing more than to be had
Multifunctionality, but also require that each function has significant effect.But in current light of stage industry, it is multi-functional
Though stage lighting possesses light beam, three kinds of functions of pattern and dyeing, often effect is general, and each single item function is with only possessing single work(
The stage lighting of energy is compared, and effect differs greatly.
Therefore, in order to improve the effect of multifunctional stage lamp each function, it is necessary to the lens group to stage lighting is improved,
Improve the whole structure of stage lighting.
Utility model content
For above-mentioned deficiency, the purpose of this utility model is to provide a kind of stage lighting zoom lens group, and structure design is closed
Reason, stability is high, while meeting the general beam effect needed for stage lighting, possesses the pattern imaging of fine definition, improves dance
The whole structure of desk lamp.
The utility model is to reach that the technical scheme that above-mentioned purpose is used is：
A kind of stage lighting zoom lens group, it is characterised in that including set gradually along optical axis focusing lens group, zoom mirror
Head group and fixed lens group, wherein, the fixed lens group includes a fixed lens barrel and is arranged in respectively in fixed lens barrel and edge
The first concavees lens and the first convex lens that optical axis is sequentially distributed；The zoom lens group includes zoom lens barrel and is arranged in respectively
The second concavees lens and the second convex lens being sequentially distributed in zoom lens barrel and along optical axis；The focusing lens group includes focusing lens
Cylinder and be arranged in focusing drawtube and be sequentially distributed along optical axis respectively the 3rd convex lens, the 4th convex lens, the 3rd concavees lens,
5th convex lens and the 6th convex lens.
As further improvement of the utility model, the fixed lens barrel includes a fixed cylinder, is arranged at fixed cylinder
First collar of rear end and inside projection, the boss for being arranged at fixed cylinder front end and setting to the periphery and it is arranged at fixed cylinder
The back-up ring of leading inside, inside the fixed cylinder and positioned at one first accommodating cavity is formed between the first collar and back-up ring, this
One concavees lens and the first convex lens are respectively arranged in the first accommodating cavity, and first convex lens are protruded from outside fixed cylinder rear end
Portion.
It is used as further improvement of the utility model, a diameter of 128mm of the fixed cylinder.
As further improvement of the utility model, the zoom lens barrel includes a zoom cylinder, the zoom cylinder back-end
An annular slot is offered on madial wall, the second collar is provided with the annular slot, second collar includes being caught in annular snap
Annular axis in groove and the annular chuck for being integrally connected to annular snap shaft end；The zoom barrel front end is inwardly convexly equipped with one
3rd collar, and it is provided with a contiguous block in an outer side edges of the zoom barrel front end；In the zoom inner barrel and it is located at
One second accommodating cavity is formed between the annular chuck of second collar and the 3rd collar, second concavees lens and the second convex lens are distinguished
It is arranged in the second accommodating cavity.
It is used as further improvement of the utility model, a diameter of 66mm of the zoom cylinder.
As further improvement of the utility model, the focusing drawtube includes a focusing cylinder, and the focusing cylinder includes
The first screens is offered on interconnected conveyor front barrel and rear cylinder body, the rear cylinder body inwall, is offered on the conveyor front barrel inwall
Two screens, the 3rd screens and the 4th screens and the 5th screens, the 6th convex lens are arranged in the first screens, and the 6th convex lens
Mirror is protruded from outside rear cylinder body rear end, and the 5th convex lens are arranged in the second screens, and the 3rd concavees lens are arranged in the 3rd card
In position, the 4th convex lens are arranged in the 4th screens, and the 3rd convex lens are arranged in the 5th screens.
It is used as further improvement of the utility model, a diameter of 61mm of the focusing cylinder.
The beneficial effects of the utility model are：
(1) by the cooperation of focusing lens group and zoom lens group, the rising angle and pattern of stage lighting light beam be can control
Definition, rising angle adjustable extent be 4.5 ° -32 °, realize the general beam effect required for stage lighting is met
While, possess the pattern imaging of fine definition, moreover, compatible maximum pattern diameter is 15mm；
(2) there is the characteristics of appearance and size is small, rising angle excursion is big；
(3) space of abundance is reserved between adjacent lens group to be used to add the optics such as prism, atomizing piece, color chips,
Realize the multifunction of stage lighting；
(4) lens in each lens group install reasonable, and close structure, non-loosening phenomenon, structural stability is high.
Above-mentioned is the general introduction of utility model technical scheme, below in conjunction with accompanying drawing and embodiment, to the utility model
It is described further.
Brief description of the drawings
Fig. 1 is the installation diagram of the utility model external structure；
Fig. 2 is sectional arrangement drawing of the present utility model；
Fig. 3 is the structural representation of the utility model fixed lens barrel；
Fig. 4 is the structural representation of the utility model zoom lens barrel；
Fig. 5 is the structural representation of the utility model focusing drawtube.
Embodiment
Further to illustrate that the utility model is to reach technological means and effect that predetermined purpose is taken, below in conjunction with
Accompanying drawing and preferred embodiment, are described in detail to embodiment of the present utility model.
Refer to Fig. 1 to Fig. 5, the utility model embodiment provides a kind of stage lighting zoom lens group, including along optical axis according to
Focusing lens group 1, zoom lens group 2 and the fixed lens group 3 of secondary setting, wherein, the fixed lens group 3 includes a fixed mirror
Cylinder 31 and the first concavees lens 32 and the first convex lens 33 for being arranged in fixed lens barrel 31 and being sequentially distributed along optical axis respectively；Institute
State zoom lens group 2 including zoom lens barrel 21 and be arranged in respectively in zoom lens barrel 21 and along optical axis be sequentially distributed it is second recessed
The convex lens 23 of lens 22 and second；The focusing lens group 1 include focusing drawtube 11 and be arranged in respectively in focusing drawtube 11 and
The 3rd convex lens 12, the 4th convex lens 13, the 3rd concavees lens 14, the 5th convex lens 15 and the 6th convex lens being sequentially distributed along optical axis
Mirror 16.
As shown in figure 3, the fixed lens barrel 31 includes a fixed cylinder 311, is arranged at the rear end of fixed cylinder 311 and inside
First collar 312 of projection, the boss 313 for being arranged at the front end of fixed cylinder 311 and setting to the periphery and it is arranged at fixed cylinder
The back-up ring 314 of 311 leading insides, in the inside of the fixed cylinder 311 and positioned at forming one between the first collar 312 and back-up ring 314
First accommodating cavity 315, the convex lens 33 of the first concavees lens 32 and first are respectively arranged in the first accommodating cavity 315, and this first
Convex lens 33 are protruded from outside the rear end of fixed cylinder 311.A diameter of 128mm of the fixed cylinder 31.In the present embodiment, institute
The front end of stage lighting cabinet can be directly anchored to by stating fixed lens group 3.
As shown in figure 4, the zoom lens barrel 21 includes opening on a zoom cylinder 211, the rear inside wall of zoom cylinder 211
Provided with an annular slot 212, the second collar 213 is provided with the annular slot 212, second collar 213 includes being caught in annular
Annular axis 2131 in neck 212 and the annular chuck 2132 for being integrally connected to the annular end of axis 2131；The zoom cylinder
211 front ends are inwardly convexly equipped with one the 3rd collar 216, and are provided with a connection in an outer side edges of the front end of zoom cylinder 211
Block 217；Formed in the inside of zoom cylinder 211 and between the collar 216 of annular chuck 2132 and the 3rd of the second collar 213
One second accommodating cavity 218, the convex lens 23 of the second concavees lens 22 and second are respectively arranged in the second accommodating cavity 218.It is described to become
A diameter of 66mm of times cylinder 211.In the present embodiment, the zoom lens group 2 can be fixed on motion before the lights.
As shown in figure 5, the focusing drawtube 11 includes a focusing cylinder 111, the focusing cylinder 111 includes what is be interconnected
The first screens 114 is offered on conveyor front barrel 112 and rear cylinder body 113, the inwall of rear cylinder body 112, is opened up on the inwall of conveyor front barrel 113
There are the second screens 115, the 3rd screens 116 and the 4th screens 117 and the 5th screens 118, the 6th convex lens 16 are arranged in first
In screens 114, and the 6th convex lens 16 are protruded from outside the rear end of rear cylinder body 112, and the 5th convex lens 15 are arranged in the second card
In position 115, the 3rd concavees lens 14 are arranged in the 3rd screens 116, and the 4th convex lens 13 are arranged in the 4th screens 117,
3rd convex lens 12 are arranged in the 5th screens 118.A diameter of 61mm of the focusing cylinder 111.In the present embodiment, institute
State on the motion that focusing lens group 1 can be fixed before the lights.
Emphasis of the present utility model is essentially consisted in,
(1) by the cooperation of focusing lens group and zoom lens group, the rising angle and pattern of stage lighting light beam be can control
Definition, rising angle adjustable extent be 4.5 ° -32 °, realize the general beam effect required for stage lighting is met
While, possess the pattern imaging of fine definition, moreover, compatible maximum pattern diameter is 15mm；
(2) there is the characteristics of appearance and size is small, rising angle excursion is big；
(3) space of abundance is reserved between adjacent lens group to be used to add the optics such as prism, atomizing piece, color chips,
Realize the multifunction of stage lighting；
(4) lens in each lens group install reasonable, and close structure, non-loosening phenomenon, structural stability is high.
It is described above, only it is preferred embodiment of the present utility model, not technical scope of the present utility model is made
Any limitation, therefore the technical characteristic identical or approximate with the utility model above-described embodiment is used, protected of the present utility model
Within the scope of shield.
Claims (7)
1. a kind of stage lighting zoom lens group, it is characterised in that including set gradually along optical axis focusing lens group, zoom camera lens
Group and fixed lens group, wherein, the fixed lens group includes a fixed lens barrel and is arranged in respectively in fixed lens barrel and along light
The first concavees lens and the first convex lens that axle is sequentially distributed；The zoom lens group includes zoom lens barrel and is arranged in change respectively
The second concavees lens and the second convex lens being sequentially distributed in times lens barrel and along optical axis；The focusing lens group include focusing drawtube,
And be arranged in focusing drawtube and be sequentially distributed along optical axis respectively the 3rd convex lens, the 4th convex lens, the 3rd concavees lens, the 5th
Convex lens and the 6th convex lens.
2. stage lighting zoom lens group according to claim 1, it is characterised in that the fixed lens barrel includes a fixed cylinder
Body, the boss for being arranged at fixed cylinder rear end and the first collar of inside projection, being arranged at fixed cylinder front end and setting to the periphery,
And the back-up ring of fixed cylinder leading inside is arranged at, inside the fixed cylinder and positioned at forming one between the first collar and back-up ring
First accommodating cavity, first concavees lens and the first convex lens are respectively arranged in the first accommodating cavity, and first convex lens protrude
Outside fixed cylinder rear end.
3. stage lighting zoom lens group according to claim 2, it is characterised in that the fixed cylinder it is a diameter of
128mm。
4. stage lighting zoom lens group according to claim 1, it is characterised in that the zoom lens barrel includes zoom cylinder
An annular slot is offered on body, the zoom cylinder back-end madial wall, the second collar is provided with the annular slot, second card
Circle includes the annular axis being caught in annular slot and the annular chuck for being integrally connected to annular snap shaft end；The zoom cylinder
Front end is inwardly convexly equipped with one the 3rd collar, and is provided with a contiguous block in an outer side edges of the zoom barrel front end；In the change
Times inner barrel and form one second accommodating cavity, second concavees lens between the annular chuck and the 3rd collar of the second collar
It is respectively arranged at the second convex lens in the second accommodating cavity.
5. stage lighting zoom lens group according to claim 4, it is characterised in that the zoom cylinder it is a diameter of
66mm。
6. stage lighting zoom lens group according to claim 1, it is characterised in that the focusing drawtube includes a focusing drum
Body, the focusing cylinder includes offering the first screens on interconnected conveyor front barrel and rear cylinder body, the rear cylinder body inwall, the placket
The second screens, the 3rd screens and the 4th screens and the 5th screens are offered on internal wall, the 6th convex lens are arranged in the first card
In position, and the 6th convex lens are protruded from outside rear cylinder body rear end, and the 5th convex lens are arranged in the second screens, and the 3rd is recessed
Lens card is located in the 3rd screens, and the 4th convex lens are arranged in the 4th screens, and the 3rd convex lens are arranged in the 5th screens
In.
7. stage lighting zoom lens group according to claim 6, it is characterised in that the focusing cylinder it is a diameter of
61mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720057164.7U CN206377553U (en) | 2017-01-18 | 2017-01-18 | A kind of stage lighting zoom lens group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720057164.7U CN206377553U (en) | 2017-01-18 | 2017-01-18 | A kind of stage lighting zoom lens group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206377553U true CN206377553U (en) | 2017-08-04 |
Family
ID=59400185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720057164.7U Expired - Fee Related CN206377553U (en) | 2017-01-18 | 2017-01-18 | A kind of stage lighting zoom lens group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206377553U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019196537A1 (en) * | 2018-04-09 | 2019-10-17 | 广州市浩洋电子股份有限公司 | Optical system for replaceable lens of stage lamps and lanterns |
-
2017
- 2017-01-18 CN CN201720057164.7U patent/CN206377553U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019196537A1 (en) * | 2018-04-09 | 2019-10-17 | 广州市浩洋电子股份有限公司 | Optical system for replaceable lens of stage lamps and lanterns |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170804 Termination date: 20220118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |