The Penetrating Fog camera lens
Technical field
The utility model relates to camera lens, specifically, relate to and not only have the day and night shoot function of type camera lens, also has fog penetrating function, can realize the scenery that fog is isolated is effectively taken, the different wave length infrared ray after especially realizing visible light filtered carries out a kind of Penetrating Fog camera lens of selecting effectively automatically.
Background technology
Along with deepening continuously of economic globalization with fast-developing, commodity market has realized flourishing as never before, except a feast for the eyes communication, electronic product, various apparatuss for making a video recording also occupy suitable market proportion, and with its result of use ideal, characteristics such as with high content of technology, simple to operate, multi-functional and be subjected to people's generally favor and approval, especially comprise camera lens.Although existing camera lens belongs to the comparatively ripe high-end product of technology, but also there is the imperfection part, for example: in the time of will carrying out wide-long shot as if the supervision personnel, extraneous natural conditions such as at that time light luminance and air transparency there is higher requirement, if weather hold when taking and produced fog, to the shooting effect of scenery that fog is isolated be had a negative impact so, the shooting of can't finding a view even, and the existing market does not possess the camera lens of fog penetrating function yet.Therefore, along with the continuous progress of science and technology and the continual renovation of product are regenerated, existing camera lens is still waiting further to improve and innovation.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of Penetrating Fog camera lens, realize the scenery that fog is isolated is effectively taken by fog penetrating function, to overcome camera lens only is confined to carry out vista shot in the higher environment of air transparency deficiency.
Technical matters of the present utility model realizes by following technical scheme: construct a kind of Penetrating Fog camera lens, the motor that comprises focusing lens group, change times mirror group, aperture and corresponding matching thereof, and lens interface, and be provided with cpu controller and be connected with described motor, it is characterized in that, also comprise the compensating glass group and the optical filter that are arranged between described aperture and the described lens interface, and be respectively arranged with the motor that is connected with described cpu controller, and described motor is corresponding respectively is the transmission control linkage with described compensating glass group and optical filter.
Penetrating Fog camera lens according to the utility model provides is characterized in that, described optical filter is an infrared fileter, and its quantity can be one or more.Filter visible light by infrared fileter, stay alternative different wave length infrared ray and select to pass through, and imaging on imaging surface, realize fog penetrating function; Perhaps increase infrared fileter that visible light filters etc. and carry out multiple choices, use the better imaging effect of also realizing daytime, evening, multi-wavelength.
Penetrating Fog camera lens according to the utility model provides is characterized in that, also is provided with transfer strip between described aperture and lens interface, and described optical filter is arranged on this transfer strip, and this transfer strip is provided with the optical filtering change-over switch, and described optical filtering change-over switch is connected with cpu controller.Corresponding operating and corresponding automatic control thereof by change-over switch and transfer strip, when selecting different wave length, the imaging surface of reply changes, if the day and night response wave length of type camera lens or the imaging correction that the longitudinal chromatic aberration correction can be satisfied with different visible lights and non-visible light (IR), can realize common day, night camera function and Penetrating Fog camera function.
The Penetrating Fog camera lens that provides according to the utility model, it is characterized in that, when day and night the response wave length of type camera lens can not be satisfied with the imaging correction of different visible lights and non-visible light (IR), do to adjust motor automatically by the interior cpu controller that has the longitudinal chromatic aberration corrected parameter and do the automatic compensation that the correction of back focal plane reaches imaging surface, reaching the automatic compensation image planes that change under the visible light under the Penetrating Fog, and need not to readjust the fog penetrating function of focal length.
Realize a kind of Penetrating Fog camera lens of the present utility model, has following advantage: realized integrating common camera function, the Multifunction camera lens of camera function and fog penetrating function day and night, especially fog penetrating function, the practicality and the scope of application of camera lens have been strengthened, and easy to use, flexible, simple to operate, structure is novel, rational in infrastructure, the result of use ideal.
Description of drawings
Fig. 1 is the embodiment partial structurtes synoptic diagram of the utility model Penetrating Fog camera lens;
Fig. 2 is the longitudinal chromatic aberration schematic diagram of the utility model Penetrating Fog camera lens.
Embodiment
A kind of Penetrating Fog camera lens as shown in Figure 1, comprise focusing lens group 1, become times mirror group 2, the motor 4 of aperture 3 and corresponding matching thereof, promptly reference dashed rectangle part 10 as shown in Figure 1 is the main composition structure of conventional lenses, to lens interface 7 should be arranged, and be provided with cpu controller and be connected with motor 4, on the main composition architecture basics of conventional lenses, also comprise the compensating glass group 5 and the optical filter 6 that are arranged between aperture 3 and the lens interface 7, and be respectively arranged with the motor 4 that is connected with cpu controller, and motor 4 is corresponding respectively is the transmission control linkage with compensating glass group 5 and optical filter 6.Lens interface 7 adopts " C " or " CS " standard interface, the camera interface 8 corresponding with it is complementary, be the also corresponding employing of video camera " C " or " CS " standard interface, during supporting use, the any point light that makes object is through can effectively imaging in after the corresponding transmission on the CCD face 9, and reference as shown in Figure 1.Certainly, no matter be that lens interface 7 or camera interface 8 all can correspondingly adopt other standard interface.
Penetrating Fog camera lens of the present utility model, in the specific implementation, optical filter 6 adopts infrared fileters, the visible light of the following wavelength of cutting 750nm, and allow and pass through more than the IR 760nm.Between aperture 3 and lens interface 7, also be provided with transfer strip, and optical filter 6 is arranged on this transfer strip, and this transfer strip is provided with the optical filtering change-over switch that is connected with cpu controller.Certainly, in concrete implementation process, also can increase the multi-disc infrared fileter, and select the non-visible mating plate of multiple infrared wavelength, and be applied to daytime, evening, multi-wavelength and make Penetrating Fog camera lens of the present utility model reach better imaging effect.
When concrete the use, open change-over switch, by filtering visible light at common camera camera lens or the infrared fileter that day and night installs additional between the imaging surface of camera lens and the lens interface, staying selectable different wave length infrared ray elects, when change-over switch is selected in different wave length, the imaging surface of reply changes, be that any one is put after the light transmittance process enters camera lens on the object, with reference to shown in Figure 2, eyeglass combination 11 can produce the aberration of different wave lengths such as RGB and IR, difference between the drop point is longitudinal chromatic aberration in the vertical, the longitudinal chromatic aberration of RGB can not be imaged on same point on the vertical CCD face 9, can cause the smudgy of this point, therefore, optically must be revised, to reach the admissible definition range of naked eyes.During concrete enforcement, if the day and night response wave length of type camera lens or the imaging correction that longitudinal chromatic aberration can be satisfied with different visible lights and non-visible light (IR), so, can realize corresponding function and switching thereof, if it is not enough, back focal plane should increase the motor that is in transmission connection, and does the correction of back focal plane.