CN203433253U - Telephoto lens possessing moistureproof function - Google Patents
Telephoto lens possessing moistureproof function Download PDFInfo
- Publication number
- CN203433253U CN203433253U CN201320530846.7U CN201320530846U CN203433253U CN 203433253 U CN203433253 U CN 203433253U CN 201320530846 U CN201320530846 U CN 201320530846U CN 203433253 U CN203433253 U CN 203433253U
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- CN
- China
- Prior art keywords
- lens
- mirror body
- drying agent
- ring
- telephoto lens
- 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 - Fee Related
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Abstract
The utility model discloses a telephoto lens possessing a moistureproof function. The telephoto lens possessing the moistureproof function comprises a lens body, the front end of the lens body is equipped with a lens, and the back end of the lens body is equipped with a photography joint. The lens body at the front part of the photography joint is equipped with a focusing ring, the lens body at the front part of the focusing ring is equipped with a zooming ring, and the bottom of the lens body is equipped with a supporting block. The upper part of the supporting block is equipped with two screw holes, the lens body is connected with the supporting block via screws, and the bottom of the supporting block is equipped with a tripod installing screw hole. The telephoto lens possessing the moistureproof function is characterized in that the lens body at the back side of the lens is equipped with a moisture absorption hole, the lens body at the front part of the zooming ring is equipped with a moisture absorption hole, and drying rings are arranged above the moisture absorption holes; the drying agents are arranged in the drying rings, the drying rings are equipped with the drying agent replacing ports, and the drying agent replacing ports are equipped with the drying agent replacing covers. The telephoto lens is simple in structure, is convenient and rapid to operate, enables the larger influence of the slight jitter on the shooting quality at shooting to be reduced and the service life of the lens to be prolonged, and can guarantee that the lens is located in a dry environment to prevent the lens from mildewing.
Description
Technical field
The utility model relates to the Liar field in optical element, system or instrument in optics in physics with change magnification device, espespecially a kind of telephoto lens with moisture-proof function.
Background technology
In recent years, increasing shutterbugs bring into use telephoto lens more than 200mm, to wide-long shot, go out to have more macreikonic photo.Telephoto lens is widely used in the fields such as physical culture, scene, animal, personal portrait, but some difficult problems have also been brought at the high power of telephoto lens and less visual angle---and be difficult to make camera and camera lens to keep absolute rest and do not rock.Strong wind, the vibration on floor, the aftershocks that view finder lens is beated etc., all can make camera lens produce vibrations.Telephoto zoom lens focus is more long more can further subject to clap greatlyr.But focal length is longer, the visual angle of camera lens is narrower, and shake slight during shooting will bring considerable influence to photo.
As one of parts the most accurate in photography, if there have direct contact camera lens to maintain between the maintenance of daily camera lens and the photo of output high image quality to be improper, be very easy to into ash, mouldy, or occur various damages the imaging of camera lens being caused to considerable damage.A camera lens in good condition often can be used several years even many decades, and the quality of camera lens directly affects the imaging quality of photograph.Protection against the tide is a very important ring in daily cleaning, and mould is ubiquitous, and the camera lens inside that even seems sealing has mould to exist, once meet suitable environment, just can madly grow up.Seldom, or only edge imaging is influential in the slight mouldy impact that may cause imaging.And more serious mouldy, may make camera lens acutance decline, contrast reduces.The most serious situation even may make whole camera lens a vast expanse of whiteness, completely cannot imaging, and a camera lens is scrapped.
Utility model content
For above-mentioned technical matters, the utility model provides a kind of telephoto lens with moisture-proof function, this telephoto lens is simple in structure, easy to operate, quick, be provided with shock attenuation device, can reduce the larger impact that while taking, slight jitter is brought to the quality of taking pictures, be provided with dry ring, can guarantee that camera lens is in dry environment, prevent that camera lens is mouldy, extend the serviceable life of camera lens.
For solving the problems of the technologies described above, the utility model provides a kind of telephoto lens with moisture-proof function, comprise mirror body, the front end of mirror body is provided with camera lens, the rear end of mirror body is provided with photography connector, on the procephalic mirror body of photography connection, be provided with focusing ring, on the mirror body of focusing ring front portion, be provided with zoom ring, the bottom of mirror body is provided with back-up block, the top of back-up block is provided with two screws, mirror body is connected with back-up block by screw, the bottom of back-up block is provided with tripod installation screw, wherein on the mirror body of camera lens rear side, be provided with moisture absorption hole, on the mirror body of zoom ring front portion, be provided with moisture absorption hole, the top in moisture absorption hole is provided with dry ring, in dry ring, be provided with drying agent, on described dry ring, be provided with drying agent replacement port, on drying agent replacement port, be provided with drying agent and change lid.
As further improvement of the utility model, in order to guarantee the moisture sorption effect of drying agent, prevent that drying agent from leaking into mirror body inner, the diameter in moisture absorption hole is 0.01mm~0.3mm.
As further improvement of the utility model, in order to guarantee the moisture sorption effect of drying agent, the thickness of dry ring is 5mm~10mm.
As further improvement of the utility model, quick and easy in order to guarantee drying agent replacing, the number that drying agent replacement port is set on dry ring is 1~3.
As further improvement of the utility model, the stability of telephoto lens in order to guarantee to take, prevents telephoto lens vibrations as far as possible, between mirror body and back-up block, is provided with shock attenuation device.
As further improvement of the utility model, in order to guarantee that telephoto lens is arranged on the steadiness on tripod, back-up block is " work " font.
Principle of work: during shooting, camera or video camera are connected with the photography connector of telephoto lens, then telephoto lens is fixed on tripod, adjust tripod and make after alignment lens scenery, the focusing ring on adjustable lens or zoom ring are to obtain image clearly.Drying agent joins in dry ring from drying agent replacement port, then covers drying agent and changes lid, after drying agent makes moist, opens drying agent replacing lid the drying agent making moist is poured out, and adds dry drying agent, then covers drying agent replacing lid.
The utility model compared with prior art has following beneficial effect:
1. this telephoto lens is simple in structure, easy to operate, quick;
2. this telephoto lens has shock attenuation device, can reduce the larger impact that while taking, slight jitter is brought to the quality of taking pictures;
3. this telephoto lens is provided with dry ring, can guarantee that camera lens is in dry environment, prevents that camera lens is mouldy, extends the serviceable life of camera lens.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation with the telephoto lens of moisture-proof function;
Fig. 2 is a kind of vertical view with the telephoto lens of moisture-proof function;
In figure, 1-mirror body, 2-camera lens, 3-photography connector, 4-moisture absorption hole, the dry ring of 5-, 6-drying agent, 7-drying agent are changed lid, 8-drying agent replacement port, 9-back-up block, 10-zoom ring, 11-focusing ring, 12-screw, 13-screw, 14-tripod installation screw.
Embodiment
embodiment 1
A kind of telephoto lens with moisture-proof function as depicted in figs. 1 and 2, comprise mirror body 1, the front end of mirror body 1 is provided with camera lens 2, the rear end of mirror body 1 is provided with photography connector 3, on the mirror body 1 of photography connector 3 front portions, be provided with focusing ring 11, on the mirror body 1 of focusing ring 11 front portions, be provided with zoom ring 10, the bottom of mirror body 1 is provided with back-up block 9, the top of back-up block 9 is provided with two screws 13, mirror body 1 is connected with back-up block 9 by screw 12, the bottom of back-up block 9 is provided with tripod installation screw 14, wherein on the mirror body 1 of camera lens 2 rear sides, be provided with moisture absorption hole 4, on the mirror body 1 of zoom ring 10 front portions, be provided with moisture absorption hole 4, the top in moisture absorption hole 4 is provided with dry ring 5, in dry ring 5, be provided with drying agent 6, on described dry ring 5, be provided with drying agent replacement port 8, on drying agent replacement port 8, be provided with drying agent replacing and cover 7, in order to guarantee the moisture sorption effect of drying agent 6, prevent that drying agent 6 from leaking into mirror body 1 inside, the diameter in moisture absorption hole 4 is 0.3mm, in order to guarantee the moisture sorption effect of drying agent 6, the thickness of dry ring 5 is 10mm, in order to guarantee drying agent 6, change quick, convenient, the number that drying agent replacement port 8 is set on dry ring 5 is 1, the stability of telephoto lens in order to guarantee to take, prevent as far as possible telephoto lens vibrations, between mirror body 1 and back-up block 9, be provided with shock attenuation device, in order to guarantee that telephoto lens is arranged on the steadiness on tripod, back-up block 9 is " work " font.
embodiment 2
A kind of telephoto lens with moisture-proof function as depicted in figs. 1 and 2, comprise mirror body 1, the front end of mirror body 1 is provided with camera lens 2, the rear end of mirror body 1 is provided with photography connector 3, on the mirror body 1 of photography connector 3 front portions, be provided with focusing ring 11, on the mirror body 1 of focusing ring 11 front portions, be provided with zoom ring 10, the bottom of mirror body 1 is provided with back-up block 9, the top of back-up block 9 is provided with two screws 13, mirror body 1 is connected with back-up block 9 by screw 12, the bottom of back-up block 9 is provided with tripod installation screw 14, wherein on the mirror body 1 of camera lens 2 rear sides, be provided with moisture absorption hole 4, on the mirror body 1 of zoom ring 10 front portions, be provided with moisture absorption hole 4, the top in moisture absorption hole 4 is provided with dry ring 5, in dry ring 5, be provided with drying agent 6, on described dry ring 5, be provided with drying agent replacement port 8, on drying agent replacement port 8, be provided with drying agent replacing and cover 7, in order to guarantee the moisture sorption effect of drying agent 6, prevent that drying agent 6 from leaking into mirror body 1 inside, the diameter in moisture absorption hole 4 is 0.2mm, in order to guarantee the moisture sorption effect of drying agent 6, the thickness of dry ring 5 is 5mm, in order to guarantee drying agent 6, change quick, convenient, the number that drying agent replacement port 8 is set on dry ring 5 is 3, the stability of telephoto lens in order to guarantee to take, prevent as far as possible telephoto lens vibrations, between mirror body 1 and back-up block 9, be provided with shock attenuation device, in order to guarantee that telephoto lens is arranged on the steadiness on tripod, back-up block 9 is " work " font.
embodiment 3
A kind of telephoto lens with moisture-proof function as depicted in figs. 1 and 2, comprise mirror body 1, the front end of mirror body 1 is provided with camera lens 2, the rear end of mirror body 1 is provided with photography connector 3, on the mirror body 1 of photography connector 3 front portions, be provided with focusing ring 11, on the mirror body 1 of focusing ring 11 front portions, be provided with zoom ring 10, the bottom of mirror body 1 is provided with back-up block 9, the top of back-up block 9 is provided with two screws 13, mirror body 1 is connected with back-up block 9 by screw 12, the bottom of back-up block 9 is provided with tripod installation screw 14, wherein on the mirror body 1 of camera lens 2 rear sides, be provided with moisture absorption hole 4, on the mirror body 1 of zoom ring 10 front portions, be provided with moisture absorption hole 4, the top in moisture absorption hole 4 is provided with dry ring 5, in dry ring 5, be provided with drying agent 6, on described dry ring 5, be provided with drying agent replacement port 8, on drying agent replacement port 8, be provided with drying agent replacing and cover 7, in order to guarantee the moisture sorption effect of drying agent 6, prevent that drying agent 6 from leaking into mirror body 1 inside, the diameter in moisture absorption hole 4 is 0.01mm, in order to guarantee the moisture sorption effect of drying agent 6, the thickness of dry ring 5 is 7mm, in order to guarantee drying agent 6, change quick, convenient, the number that drying agent replacement port 8 is set on dry ring 5 is 2, the stability of telephoto lens in order to guarantee to take, prevent as far as possible telephoto lens vibrations, between mirror body 1 and back-up block 9, be provided with shock attenuation device, in order to guarantee that telephoto lens is arranged on the steadiness on tripod, back-up block 9 is " work " font.
Claims (8)
1. a telephoto lens with moisture-proof function, comprise mirror body (1), the front end of mirror body (1) is provided with camera lens (2), the rear end of mirror body (1) is provided with photography connector (3), on the mirror body (1) of photography connector (3) front portion, be provided with focusing ring (11), on the mirror body (1) of focusing ring (11) front portion, be provided with zoom ring (10), the bottom of mirror body (1) is provided with back-up block (9), the top of back-up block (9) is provided with two screws (13), mirror body (1) is connected with back-up block (9) by screw (12), the bottom of back-up block (9) is provided with tripod installation screw (14), it is characterized in that: on the mirror body (1) of camera lens (2) rear side, be provided with moisture absorption hole (4), on the mirror body (1) of zoom ring (10) front portion, be provided with moisture absorption hole (4), the top in moisture absorption hole (4) is provided with dry ring (5), in dry ring (5), be provided with drying agent (6), on described dry ring (5), be provided with drying agent replacement port (8), on drying agent replacement port (8), be provided with drying agent and change lid (7).
2. a kind of telephoto lens with moisture-proof function according to claim 1, is characterized in that: the diameter of moisture absorption hole (4) is 0.01mm~0.3mm.
3. a kind of telephoto lens with moisture-proof function according to claim 1, is characterized in that: the thickness of dry ring (5) is 5mm~10mm.
4. a kind of telephoto lens with moisture-proof function according to claim 2, is characterized in that: the thickness of dry ring (5) is 5mm~10mm.
5. according to a kind of telephoto lens with moisture-proof function described in any one in claim 1-4, it is characterized in that: the number that drying agent replacement port (8) is set on dry ring (5) is 1~3.
6. according to a kind of telephoto lens with moisture-proof function described in any one in claim 1-4, it is characterized in that: between mirror body (1) and back-up block (9), be provided with shock attenuation device.
7. a kind of telephoto lens with moisture-proof function according to claim 5, is characterized in that: between mirror body (1) and back-up block (9), be provided with shock attenuation device.
8. according to a kind of telephoto lens with moisture-proof function described in any one in claim 1-4, it is characterized in that: back-up block (9) is " work " font.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320530846.7U CN203433253U (en) | 2013-08-29 | 2013-08-29 | Telephoto lens possessing moistureproof function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320530846.7U CN203433253U (en) | 2013-08-29 | 2013-08-29 | Telephoto lens possessing moistureproof function |
Publications (1)
Publication Number | Publication Date |
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CN203433253U true CN203433253U (en) | 2014-02-12 |
Family
ID=50062280
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201320530846.7U Expired - Fee Related CN203433253U (en) | 2013-08-29 | 2013-08-29 | Telephoto lens possessing moistureproof function |
Country Status (1)
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CN (1) | CN203433253U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015192382A1 (en) * | 2014-06-20 | 2015-12-23 | 深圳市大富科技股份有限公司 | Cavity filter and connector assembly |
-
2013
- 2013-08-29 CN CN201320530846.7U patent/CN203433253U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015192382A1 (en) * | 2014-06-20 | 2015-12-23 | 深圳市大富科技股份有限公司 | Cavity filter and connector assembly |
CN105612666A (en) * | 2014-06-20 | 2016-05-25 | 深圳市大富科技股份有限公司 | Cavity filter and connector assembly |
CN105612666B (en) * | 2014-06-20 | 2018-04-24 | 深圳市大富科技股份有限公司 | Cavity body filter and connector assembly |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140212 Termination date: 20180829 |