CN109471250A - A kind of band doubles the hand-adjusting type LONG WAVE INFRARED camera lens and its assembly method of structure - Google Patents
A kind of band doubles the hand-adjusting type LONG WAVE INFRARED camera lens and its assembly method of structure Download PDFInfo
- Publication number
- CN109471250A CN109471250A CN201811617463.7A CN201811617463A CN109471250A CN 109471250 A CN109471250 A CN 109471250A CN 201811617463 A CN201811617463 A CN 201811617463A CN 109471250 A CN109471250 A CN 109471250A
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- microscope base
- lens
- zoom
- negative lens
- positive lens
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
- G02B15/04—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by changing a part
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
- G02B15/16—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group
- G02B15/177—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a negative front lens or group of lenses
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Lenses (AREA)
- Microscoopes, Condenser (AREA)
Abstract
The present invention relates to hand-adjusting type LONG WAVE INFRARED camera lenses and its assembly method that a kind of band doubles structure, including basic mirror and three zoom mirrors, the basis mirror includes body tube, microscope base is provided in the back side chamber of the body tube, negative lens A is disposed with from front to back along light incident direction in the microscope base, bear border B, positive lens C, the forward chamber of the body tube is simultaneously radially equipped with the stop screw for being connected with the L-type slot being set on zoom mirror positioned at the downside of cam, the side wall of body tube forward chamber is circumferentially spaced to be provided with axial bead screw, cam is equipped with outside body tube, focusing ring is provided with outside the cam, the rear end of the body tube is additionally provided with attachment base.The hand-adjusting type LONG WAVE INFRARED lens construction that the band doubles structure is compact, and replaceable times of mirror makes investigative range wide, and assembly is easy.
Description
Technical field
The present invention relates to hand-adjusting type LONG WAVE INFRARED camera lenses and its assembly method that a kind of band doubles structure.
Background technique
With the development of science and technology, infrared imagery technique has been widely used in fields such as national defence, industry, medical treatment.It is infrared
Detecting has certain ability for penetrating the abilities such as cigarette, mist, haze, snow and identification camouflage, not by the strong light in battlefield, flash of light interference and
Remote, round-the-clock observation, the target acquisition being particularly suitable under night and bad-weather condition may be implemented in blinding.
Temperature can not only impact the refractive index of optical material and also can cause to expand with heat and contract with cold to lens barrel material, cause light
Focal power variation and optimum image plane shift.Quality of optical imaging is reduced, image is smudgy, contrast decline, final to influence
The imaging performance of camera lens.
Summary of the invention
The purpose of the present invention is to provide hand-adjusting type LONG WAVE INFRARED camera lens and its assembly method that a kind of band doubles structure, knots
Structure is compact, and replaceable times of mirror makes investigative range wide, and assembly is easy.
Double the hand-adjusting type LONG WAVE INFRARED camera lens of structure technical program of the present invention lies in a kind of: band, including basic mirror and
Three zoom mirrors, the basis mirror includes body tube, and microscope base, edge in the microscope base are provided in the back side chamber of the body tube
Light incident direction is disposed with negative lens A from front to back, bears border B, positive lens C, the side of the body tube forward chamber
Wall is circumferentially spaced to be provided with axial bead screw, and cam is equipped with outside body tube, is provided with focusing ring outside the cam, described
The rear end of body tube is additionally provided with attachment base, the forward chamber of body tube and the downside for being located at cam be radially equipped with for set
The stop screw that the L-type slot being placed on zoom mirror is connected.
Further, radially it is equipped with that upper end is connected with cam and what lower end was connected with microscope base leads on the body tube
Nail, the front end of the microscope base are provided with the annular protrusion for negative lens A limit, negative lens A is located in microscope base and bear border B it
Between be provided with the first spacer ring, be located to bear in microscope base and be provided with the second spacer ring between border B and positive lens C, the rear end of microscope base is spirally connected
There is the rear pressing ring for positive lens C limit.
Further, the airspace between the negative lens A and negative lens B be 3.3mm, negative lens B and positive lens C it
Between airspace be 4.6mm.
Further, three zoom mirrors are respectively 12 ° of times of mirrors, 7 ° of times of mirrors, 46 ° of times of mirrors.
Further, 12 ° of times of mirrors include inner cavity into the first horn-like zoom microscope base, in the first zoom microscope base
It is provided with negative lens D and negative lens E from front to back along light incident direction, the airspace between negative lens D and negative lens E is
20.3mm。
Further, the rank abutted against for the trailing flank circumference with negative lens D is provided in the first zoom microscope base
Face, is provided with the first pressing ring abutted against for the leading flank circumference with negative lens D in zoom microscope base, after the first zoom microscope base
End is provided with the annular protrusion abutted against for the trailing flank circumference of negative lens E, and the rear portion of the first zoom microscope base, which is provided with, to be used for
The second pressing ring of negative lens E is locked, the L-type slot is set on the lateral wall at the first zoom microscope base rear portion.
Further, 7 ° of times of mirrors include inner cavity it is hour-glass in shape double microscope base, described double enters in microscope base along light
It penetrates direction and is disposed with the positive lens F positioned at forward chamber, positive lens G, negative lens H and positioned at back side chamber from front to back
Positive lens I, the airspace between the positive lens F and positive lens G are 19.8mm, the airspace of positive lens G and negative lens H
For 0.5mm, the airspace between negative lens H and positive lens I is 31.8mm.
It is further, described to double the third pressing ring for being provided in microscope base and abutting against for the front side circumference with positive lens F,
It doubles in microscope base and is provided with third spacer ring between positive lens F and positive lens G, double and be located at positive lens G in microscope base and bear saturating
It is provided with the 4th spacer ring between mirror H, doubles the limit rank being provided in microscope base for abutting against with the circumference of the trailing flank negative lens H
Face, the back side chamber for doubling microscope base are provided with the 4th pressing ring for locking positive lens I, and the L-type slot, which is set to, to be doubled
On the lateral wall at microscope base rear portion.
Further, 46 ° of times of mirrors include the second I-shaped zoom microscope base of shape, light in the second zoom microscope base
Line incident direction is disposed with negative lens J, positive lens K from front to back, between the air between the negative lens J and positive lens K
It is divided into 25mm, is provided in the second zoom microscope base and the leading flank circumference with negative lens J is provided with the abut against the 5th
Pressing ring, the second zoom microscope base is interior to be provided with the 5th spacer ring, the rear chamber of the second zoom microscope base between negative lens J, positive lens K
Room is provided with the annular protrusion abutted against for the trailing flank circumference with positive lens K, and the L-type slot is set to the second zoom microscope base
On the lateral wall at rear portion.
A kind of assembly method for the hand-adjusting type LONG WAVE INFRARED camera lens doubling structure applied to band, steps are as follows:
1) allow the L-type slot on zoom mirror corresponding with stop screw；
It 2) will be in the forward chamber of the rear end insertion body tube of zoom mirror；
3) rotation zoom mirror is completed to connect by zoom mirror.
Compared with prior art, the invention has the following advantages that compact-sized, replaceable times of mirror makes investigative range
Extensively, a set of basic mirror it is economical and practical with multiple times of mirrors, can manual focusing the advantages that.Can with LWIR Uncooled 384 ×
288,17 μm of detector adaptations, carry out document recording and monitor task, and cost of manufacture is cheap, is suitble to large-scale production.
Detailed description of the invention
Fig. 1 is the optical lens mechanical structure schematic diagram of the basic mirror of the present invention；
Fig. 2 is the schematic diagram of optical system of the basic mirror of the present invention；
Fig. 3 is the appearance diagram of the basic mirror of the present invention；
Fig. 4 is the mechanical structure schematic diagram of 7 ° of times of mirrors of the invention；
Fig. 5 is the schematic diagram of optical system of 7 ° of times of mirrors of the invention；
Fig. 6 is that the basic mirror of the present invention installs the appearance diagram after 7 ° of times of mirrors；
Fig. 7 is the mechanical structure schematic diagram of 12 ° of times of mirrors of the invention；
Fig. 8 is the schematic diagram of optical system of 12 ° of times of mirrors of the invention；
Fig. 9 is that the basic mirror of the present invention installs the appearance diagram after 12 ° of times of mirrors；
Figure 10 is the mechanical structure schematic diagram of 46 ° of times of mirrors of the invention；
Figure 11 is the schematic diagram of optical system of 46 ° of times of mirrors of the invention；
Figure 12 is that the basic mirror of the present invention installs the appearance diagram after 46 ° of times of mirrors；
Figure 13 is times mirror mounting groove landing state figure of the invention；
Figure 14 is times mirror mounting groove usage state diagram of the invention；
In figure: A- negative lens A, B- negative lens B, C- positive lens C, D- positive lens D, E- negative lens E, F- positive lens, G- positive lens,
H- negative lens, I- positive lens I, J- negative lens J, K- positive lens K, 1-12 ° times of mirror, 2-7 ° times of mirror, 3-46 ° times of mirror, 4- body tube,
5- focusing ring, 6- attachment base, 7- microscope base, pressing ring after 8-, the second spacer ring of 9-, 10- guide pin, 11- cam, 12- bead screw, 13-
Stop screw, the first spacer ring of 14-；The first pressing ring of 15-, 16- terrace, 17- the first zoom microscope base, 18- annular protrusion, 19- second
Pressing ring；20- third pressing ring, 22- third spacer ring, the 4th spacer ring of 24-, the 4th pressing ring of 25-, 26- limit terrace, and 27- doubles microscope base,
The 5th pressing ring of 29-, the 5th spacer ring of 31-, 32- annular protrusion, 33- the second zoom microscope base, 34-L type groove.
Specific embodiment
To make the foregoing features and advantages of the present invention clearer and more comprehensible, special embodiment below, and cooperate attached drawing, make detailed
It is carefully described as follows, but the present invention is not limited thereto.
Referring to figs. 1 to Figure 14
A kind of band doubles the hand-adjusting type LONG WAVE INFRARED camera lens of structure, including basic mirror and three zoom mirrors, and the basis mirror includes
Body tube 3, is provided with microscope base 6 in the back side chamber of the body tube, in the microscope base along light incident direction from front to back according to
Secondary to be provided with negative lens A, bear border B, positive lens C, the side wall of the body tube forward chamber circumferentially spaced three are provided with
Axial bead screw 12, to guarantee the stability of whole system.It is equipped with cam 11 outside body tube, is provided with outside the cam
Focusing ring 4, with will pass through can be manually rotated focusing ring adjustment focus to the object of different object distances, wherein focusing ring is opened for rubber
Mould, and have garland processing on surface, it ensure that the feel of focusing.The rear end of the body tube is additionally provided with attachment base 5, so as to
Video camera is connected.The forward chamber of body tube and be located at cam 11 downside be radially equipped with for be set to each zoom
The stop screw 13 that L-type slot 34 on mirror is connected, when the L-type slot on stop screw and times mirror meets the disassembly assembling of times mirror
Path movement, can be manually rotated zoom mirror and basic mirror is completed to connect will pass through.
In the present embodiment, bead screw bead in stress can be retracted, and bead is sprung back after pressure removes.
Radially it is equipped with that upper end is connected with cam and lower end is connected with microscope base in the present embodiment, on the body tube
Guide pin 10 ensure that the stability of focusing.The front end of the microscope base is provided with the annular protrusion for negative lens A limit, microscope base
It is interior to be located at negative lens A and bear and be provided with the first spacer ring 14 between the B of border, it is located to bear in microscope base and is arranged between border B and positive lens C
There is the second spacer ring 9, the rear end of microscope base is bolted with the rear pressing ring 7 for positive lens C limit.
In the present embodiment, the airspace between the negative lens A and negative lens B is 3.3mm, negative lens B and positive lens C
Between airspace be 4.6mm.
In the present embodiment, under the premise of guaranteeing compact-sized, camera lens vibration resistance is improved, the ability of impact takes cam
The structure of focusing guarantees system requirement.
In the present embodiment, the optical texture that above-mentioned lens set is constituted has reached following optical index:
Service band: 8 μm -12 μm；
Focal length: f '=15mm；
Detector: 384 × 288,17 μm of LWIR Uncooled type；
Field angle: 25 ° × 19 °；
Relative aperture D/ f ': 1/1；.
In the present embodiment, three zoom mirrors are respectively 1,7 ° of 12 ° of times of mirrors, 2,46 ° of times mirror times mirror 3.
In the present embodiment, 12 ° of times of mirrors include inner cavity into the first horn-like zoom microscope base 17, the first zoom mirror
Negative lens D and negative lens E are provided with from front to back along light incident direction in seat, between the air between negative lens D and negative lens E
Every being 20.3mm.
In the present embodiment, it is provided in the first zoom microscope base and abuts against for the trailing flank circumference with negative lens D
Terrace 16 is provided with the first pressing ring 15 abutted against for the leading flank circumference with negative lens D, the first zoom mirror in zoom microscope base
The rear end of seat is provided with the annular protrusion 18 abutted against for the trailing flank circumference of negative lens E, and the rear portion of the first zoom microscope base is set
It is equipped with the second pressing ring 19 for locking negative lens E, the L-type slot is set on the lateral wall at the first zoom microscope base rear portion.
In the present embodiment, 7 ° of times of mirrors include inner cavity it is hour-glass in shape double microscope base 27, it is described to double in microscope base along light
Line incident direction is disposed with the positive lens F positioned at forward chamber, positive lens G, negative lens H from front to back and is located at rear chamber
The positive lens I of room, the airspace between the positive lens F and positive lens G are 19.8mm, the air of positive lens G and negative lens H
Between be divided into 0.5mm, the airspace between negative lens H and positive lens I be 31.8mm.
It is described to double the third pressure for being provided in microscope base and abutting against for the front side circumference with positive lens F in the present embodiment
Circle 20 doubles in microscope base and is provided with third spacer ring 22 between positive lens F and positive lens G, doubles and is located at positive lens G in microscope base
It is provided with the 4th spacer ring 24 between negative lens H, doubles and is provided in microscope base for being abutted against with the circumference of the trailing flank negative lens H
Limit terrace 26, the back side chamber for doubling microscope base is provided with the 4th pressing ring 25 for locking positive lens I, the L-type
Slot is set on the lateral wall for doubling microscope base rear portion.
In the present embodiment, 46 ° of times of mirrors include the second I-shaped zoom microscope base 33 of shape, the second zoom microscope base
Interior light incident direction is disposed with negative lens J, positive lens K, the sky between the negative lens J and positive lens K from front to back
It is divided into 25mm between gas, is provided with to be provided with for the leading flank circumference with negative lens J in the second zoom microscope base and abuts against
5th pressing ring 29, the second zoom microscope base is interior to be provided with the 5th spacer ring 31, the second zoom microscope base between negative lens J, positive lens K
Back side chamber be provided with the annular protrusion 32 abutted against for the trailing flank circumference with positive lens K, the L-type slot is set to
On the lateral wall at two zoom microscope base rear portions.
In the present embodiment, each eyeglass design parameter is as follows:
。
A kind of assembly method for the hand-adjusting type LONG WAVE INFRARED camera lens doubling structure applied to band, steps are as follows:
1) it allows the L-type slot on zoom mirror corresponding with stop screw, is located at stop screw among L-type slot；
It 2) will be in the forward chamber of the rear end insertion body tube of zoom mirror；
3) rotation zoom mirror is completed to connect by zoom mirror and basic mirror, be installed rear bead screw spring back so that stop screw with
L-type slot inner wall mutual extrusion, plays the role of fixed zoom mirror.
The foregoing is merely presently preferred embodiments of the present invention, for the ordinary skill in the art, according to this hair
Bright introduction designs a kind of various forms of bands and doubles the hand-adjusting type LONG WAVE INFRARED camera lens of structure and its assembly method and be not required to
Want creative labor, it is all without departing from the principles and spirit of the present invention to be done according to scope of the present invention patent
Equivalent change, modification, replacement and variant, are all covered by the present invention.
Claims (10)
1. a kind of band doubles the hand-adjusting type LONG WAVE INFRARED camera lens of structure, including basic mirror and three zoom mirrors, which is characterized in that institute
Stating basic mirror includes body tube, and microscope base is provided in the back side chamber of the body tube, and the microscope base is interior along light incident direction
It is disposed with negative lens A from front to back, bears border B, positive lens C, the side wall of the body tube forward chamber is circumferentially spaced
It is provided with axial bead screw, cam is equipped with outside body tube, focusing ring, the rear end of the body tube are provided with outside the cam
Be additionally provided with attachment base, the forward chamber of body tube and the downside for being located at cam be radially equipped with for be set to zoom mirror
The stop screw that is connected of L-type slot.
2. the hand-adjusting type LONG WAVE INFRARED camera lens that a kind of band according to claim 1 doubles structure, which is characterized in that the master
The guide pin that upper end is connected with cam and lower end is connected with microscope base is radially equipped on lens barrel, the front end of the microscope base is provided with
It is located at negative lens A for the annular protrusion of negative lens A limit, in microscope base and bears and be provided with the first spacer ring between the B of border, in microscope base
The second spacer ring is provided between border B and positive lens C positioned at bearing, the rear end of microscope base is bolted with the rear pressure for positive lens C limit
Circle.
3. the hand-adjusting type LONG WAVE INFRARED camera lens that a kind of band according to claim 1 or 2 doubles structure, which is characterized in that institute
The airspace stated between negative lens A and negative lens B is 3.3mm, and the airspace between negative lens B and positive lens C is
4.6mm。
4. the hand-adjusting type LONG WAVE INFRARED camera lens that a kind of band according to claim 1 or 2 doubles structure, which is characterized in that three
A zoom mirror is respectively 12 ° of times of mirrors, 7 ° of times of mirrors, 46 ° of times of mirrors.
5. the hand-adjusting type LONG WAVE INFRARED camera lens that a kind of band according to claim 4 doubles structure, which is characterized in that described
12 ° of times of mirrors include inner cavity into the first horn-like zoom microscope base, along light incident direction from forward direction in the first zoom microscope base
After be provided with negative lens D and negative lens E, the airspace between negative lens D and negative lens E is 20.3mm.
6. the hand-adjusting type LONG WAVE INFRARED camera lens that a kind of band according to claim 5 doubles structure, which is characterized in that described
It is provided with the terrace abutted against for the trailing flank circumference with negative lens D in one zoom microscope base, is provided with and is used in zoom microscope base
The rear end of the first pressing ring abutted against with the leading flank circumference of negative lens D, the first zoom microscope base is provided with for after negative lens E
The annular protrusion that side circumference abuts against, the rear portion of the first zoom microscope base are provided with the second pressing ring for locking negative lens E, institute
L-type slot is stated to be set on the lateral wall at the first zoom microscope base rear portion.
7. the hand-adjusting type LONG WAVE INFRARED camera lens that a kind of band according to claim 4 doubles structure, which is characterized in that described 7 °
Times mirror include inner cavity it is hour-glass in shape double microscope base, described double is disposed in microscope base along light incident direction from front to back
Positioned at the positive lens F of forward chamber, positive lens G, negative lens H and positioned at the positive lens I, the positive lens F and just of back side chamber
Airspace between lens G is that the airspace of 19.8mm, positive lens G and negative lens H are 0.5mm, negative lens H and positive lens
Airspace between I is 31.8mm.
8. the hand-adjusting type LONG WAVE INFRARED camera lens that a kind of band according to claim 7 doubles structure, which is characterized in that the increasing
Be provided with the third pressing ring abutted against for the front side circumference with positive lens F in times microscope base, double be located in microscope base positive lens F and
It is provided with third spacer ring between positive lens G, doubles in microscope base and is provided with the 4th spacer ring between positive lens G and negative lens H, increases
The limit terrace for abutting against with the circumference of the trailing flank negative lens H, the rear chamber for doubling microscope base are provided in times microscope base
Room is provided with the 4th pressing ring for locking positive lens I, and the L-type slot is set on the lateral wall for doubling microscope base rear portion.
9. the hand-adjusting type LONG WAVE INFRARED camera lens that a kind of band according to claim 4 doubles structure, which is characterized in that described
46 ° of times of mirrors include the second I-shaped zoom microscope base of shape, in the second zoom microscope base light incident direction from front to back according to
Secondary to be provided with negative lens J, positive lens K, the airspace between the negative lens J and positive lens K is 25mm, second zoom
It is provided in microscope base and the leading flank circumference with negative lens J is provided with the 5th pressing ring abutted against, position in the second zoom microscope base
Be provided with the 5th spacer ring between negative lens J, positive lens K, the back side chamber of the second zoom microscope base be provided with for positive lens K
The annular protrusion that abuts against of trailing flank circumference, the L-type slot is set on the lateral wall at the second zoom microscope base rear portion.
10. a kind of assembly side for the hand-adjusting type LONG WAVE INFRARED camera lens for doubling structure applied to a kind of band of any of claims 1 or 2
Method, which is characterized in that steps are as follows:
1) allow the L-type slot on zoom mirror corresponding with stop screw；
It 2) will be in the forward chamber of the rear end insertion body tube of zoom mirror；
3) rotation zoom mirror is completed to connect by zoom mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811617463.7A CN109471250B (en) | 2018-12-28 | 2018-12-28 | Manual-adjustment type long-wave infrared lens with doubling structure and assembly method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811617463.7A CN109471250B (en) | 2018-12-28 | 2018-12-28 | Manual-adjustment type long-wave infrared lens with doubling structure and assembly method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109471250A true CN109471250A (en) | 2019-03-15 |
| CN109471250B CN109471250B (en) | 2023-06-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114740609A (en) * | 2022-03-07 | 2022-07-12 | 嘉兴中润光学科技股份有限公司 | Front-mounted magnifying lens and imaging device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07174967A (en) * | 1993-12-21 | 1995-07-14 | Sony Corp | Variable power lens system, main variable power lens system, and finder optical system of variable power lens |
| JP2005181994A (en) * | 2003-11-26 | 2005-07-07 | Olympus Corp | Variable magnification lens and imaging apparatus using the same |
| JP2015135439A (en) * | 2014-01-20 | 2015-07-27 | 株式会社ニコン | Amphibian variable magnification lens, imaging device and manufacturing method of amphibian variable magnification lens |
| CN106054363A (en) * | 2016-07-26 | 2016-10-26 | 福建福光股份有限公司 | High zoom ratio medium wave infrared continuous zoom lens and its working method |
| CN107561672A (en) * | 2017-10-21 | 2018-01-09 | 福建福光天瞳光学有限公司 | F15mm machineries passive type is without thermalization camera lens and its assembly method |
| CN108508582A (en) * | 2018-03-23 | 2018-09-07 | 中国科学院西安光学精密机械研究所 | A kind of infrared double spectrum syntype zoom camera lenses |
| CN209343034U (en) * | 2018-12-28 | 2019-09-03 | 福建福光天瞳光学有限公司 | A kind of band doubles the hand-adjusting type LONG WAVE INFRARED camera lens of structure |
-
2018
- 2018-12-28 CN CN201811617463.7A patent/CN109471250B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07174967A (en) * | 1993-12-21 | 1995-07-14 | Sony Corp | Variable power lens system, main variable power lens system, and finder optical system of variable power lens |
| JP2005181994A (en) * | 2003-11-26 | 2005-07-07 | Olympus Corp | Variable magnification lens and imaging apparatus using the same |
| JP2015135439A (en) * | 2014-01-20 | 2015-07-27 | 株式会社ニコン | Amphibian variable magnification lens, imaging device and manufacturing method of amphibian variable magnification lens |
| CN106054363A (en) * | 2016-07-26 | 2016-10-26 | 福建福光股份有限公司 | High zoom ratio medium wave infrared continuous zoom lens and its working method |
| CN107561672A (en) * | 2017-10-21 | 2018-01-09 | 福建福光天瞳光学有限公司 | F15mm machineries passive type is without thermalization camera lens and its assembly method |
| CN108508582A (en) * | 2018-03-23 | 2018-09-07 | 中国科学院西安光学精密机械研究所 | A kind of infrared double spectrum syntype zoom camera lenses |
| CN209343034U (en) * | 2018-12-28 | 2019-09-03 | 福建福光天瞳光学有限公司 | A kind of band doubles the hand-adjusting type LONG WAVE INFRARED camera lens of structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114740609A (en) * | 2022-03-07 | 2022-07-12 | 嘉兴中润光学科技股份有限公司 | Front-mounted magnifying lens and imaging device |
| CN114740609B (en) * | 2022-03-07 | 2024-03-29 | 嘉兴中润光学科技股份有限公司 | Front-mounted doubling mirror and imaging device |
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| Publication number | Publication date |
|---|---|
| CN109471250B (en) | 2023-06-06 |
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