CN203643675U - Miniaturized large-zoom-ratio high-definition machine-mounted continuous zoom camera lens - Google Patents
Miniaturized large-zoom-ratio high-definition machine-mounted continuous zoom camera lens Download PDFInfo
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- CN203643675U CN203643675U CN201320859875.8U CN201320859875U CN203643675U CN 203643675 U CN203643675 U CN 203643675U CN 201320859875 U CN201320859875 U CN 201320859875U CN 203643675 U CN203643675 U CN 203643675U
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Abstract
The utility model relates to a miniaturized large-zoom-ratio high-resolution machine-mounted zoom camera lens. The zoom camera lens is provided with a front fixed group having positive focal power, a zoom group having negative focal power, a compensation group having negative focal power, a variable diaphragm component and a rear fixed group having positive focal power in the light incident direction; the front fixed group is successively provided with a positive crescent moon lens, a positive crescent moon lens and a glued group, and a negative crescent moon lens and a positive crescent moon lens are connected in a sealing manner to form the glued group; the zoom group is provided with a double-concave lens and a glued group, and a negative crescent moon lens and a positive crescent moon lens are connected in a sealing manner to form the glued group; the compensation group is provided with a glued group, and a double-concave lens and a positive crescent moon lens are connected in a sealing manner to form the glued group; the front part of the rear fixed group is successively provided with a double-convex lens, a positive crescent moon lens, a glued group and a positive crescent moon lens, and a double-convex lens and double-concave lens are connected in a sealing manner to form the glued group; and the rear part of the rear fixed group is provided with a glued group, and a double-convex lens and a negative crescent moon lens are connected in a sealing manner to form the glued group. The miniaturized large-zoom-ratio high-resolution machine-mounted zoom camera lens has functions of continuous electric zoom, electric focusing, electric dimming, focal length real-time feedback and the like.
Description
Technical field
The utility model relates to the optical pick-up apparatus of video technique, particularly a kind of miniaturization, large zoom ratio, high definition, airborne zoom lens.
Background technology
At present, airborne detection system not only requires strict to weight, volume, investigative range etc., and resolution has been proposed to very high request.Traditional mechanical compensation formula zoom lens's optical texture form is made up of first fixing group, zoom group, compensation group and rear fixing group of four constituent elements, but ubiquity that bulking value is large, zoom ratio is lower, sharpness is poor, can not with the deficiency such as high precision Camera Match.
Utility model content
In view of the deficiencies in the prior art, the purpose of this utility model is to provide a kind of miniaturization, large zoom ratio, high definition, airborne zoom lens; This camera lens overcome existing zoom lens be limited to that bulking value is large, zoom ratio is lower, sharpness is poor, can not with the defect such as high precision Camera Match.
To achieve these goals, the technical solution of the utility model is: a kind of miniaturization, large zoom ratio, high definition, airborne zoom lens, in the optical system of described camera lens along light from left to right incident direction to be respectively equipped with focal power be that positive front fixing group of A, focal power is that negative zoom group B, focal power is that compensation group C, iris assembly D and the focal power of bearing is rear fixing group of positive E; The first gummed group that described front fixing group of A is provided with successively positive crescent moon lens A-1, positive crescent moon lens A-2 and connected airtight by negative crescent moon lens A-3 and positive crescent moon lens A-4, the second gummed group that described zoom group B is provided with biconcave lens B-1 and is connected airtight by negative crescent moon lens B-2 and positive crescent moon lens B-3, described compensation group C is provided with the 3rd gummed group of being connected airtight by biconcave lens C-1 and positive crescent moon lens C-2; The front portion of described rear fixing group of E is provided with biconvex lens E-1, positive crescent moon lens E-2, the 4th gummed group of being connected airtight by biconvex lens E-3 and biconcave lens E-4 and positive crescent moon lens E-5 successively, and rear portion is provided with the 5th gummed group of being connected airtight by biconvex lens E-6 and negative crescent moon lens E-7.
Further, the airspace between described front fixing group of A and zoom group B is 1.65～50.9mm, and the airspace between described zoom group B and compensation group C is 3.8～40.9mm, and the airspace between described compensation group C and rear fixing group of E is 3.5～21.1mm.
Further, the airspace between the positive crescent moon lens A-1 in described front fixing group of A and positive crescent moon lens A-2 is 0.2mm, and the airspace between described positive crescent moon lens A-2 and the first gummed group is 0.6mm.
Further, the biconcave lens B-1 in described zoom group B and the airspace between the second gummed group are 0.8mm.
Further, airspace between biconvex lens E-1 in described rear fixing group of E and positive crescent moon lens E-2 is 0.4mm, airspace between described positive crescent moon lens E-2 and the 4th gummed group is 0.5mm, airspace between described the 4th gummed group and positive crescent moon lens E-5 is 0.1mm, and the airspace between described positive crescent moon lens E-5 and the 5th gummed group is 5.5mm.
Further, the rear and front end of described camera lens is equipped with rectangle flange, and two rectangle flange bottoms are all fixedly connected into bridge architecture with base plate.
Further, the focus adjusting mechanism of described camera lens comprises the focusing electric machine assembly being arranged on body tube and the front arrangement of mirrors cylinder of front fixing group of A is installed, described front arrangement of mirrors cylinder is arranged in body tube by front arrangement of mirrors seat, the gear of described focusing electric machine assembly is fixedly connected with rotor, the gear of described focusing electric machine assembly is meshed with the external toothing of focusing ring, the internal thread of described focusing ring respectively with the external thread of front arrangement of mirrors seat, the external thread of body tube is connected, on described front arrangement of mirrors seat, being evenly provided with several matches to guide its relative body tube to make the focusing guide pin of rotational motion to linear motion with the guide groove on body tube respectively.
Further, the zoom mechanism of described camera lens comprises zoom electric machine assembly, the zoom seat of zoom group B is installed and the compensation seat of compensation group C is installed, described zoom seat and compensation seat are arranged on respectively on the front and back end of two guide rods in body tube, the gear of described zoom electric machine assembly is meshed with the gear of precision resistor and the gear of cam respectively through third wheel, the front and back end of described cam respectively premenstrual accurate steel balls and rear accurate steel balls is arranged on body tube and by cam lock collar and compresses, on described cam, offer zoom curved groove and compensated curve groove, on described zoom seat, be provided with the zoom guide pin matching with zoom curved groove, on described compensation seat, be provided with the compensation guide pin matching with compensated curve groove.
Compared with prior art, the utlity model has following advantage: this miniaturization, large zoom ratio, high definition, airborne zoom lens have less volume, larger zoom ratio, higher sharpness, wider climatic adaptation scope than ordinary optical camera lens, have the functions such as continuous power zoom, electromotion focusing, electronic light modulation, focal length Real-time Feedback.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the optical system diagram of the utility model embodiment.
Fig. 2 is the profile interface schema of the utility model embodiment.
Fig. 3 is the schematic diagram of the utility model embodiment focus adjusting mechanism.
Fig. 4 is the schematic diagram of the utility model embodiment zoom mechanism.
In figure: fixing group before A-, B-zoom group, C-compensation group, D-iris assembly, fixes group after E-, A-1, A-2, A-4, B-3, C-2, E-2, the positive crescent moon lens of E-5-, A-3, B-2, the negative crescent moon lens of E-7-, B-1, C-1, E-4-biconcave lens, E-1, E-3, E-6-biconvex lens; 1-screw, 2-cam cover, 3-body tube, accurate steel balls before 4-, 5-third wheel, 6-zoom seat, 7-zoom guide pin, 8-zoom guide pin bushing, 9-guide rod, 10-cam, 11-zoom electric machine assembly, 12-precision resistor, 13-compensates guide pin bushing, 14-compensates guide pin, and 15-compensates seat, accurate steel balls after 16-, the collar of 17-cam lock, 18-focusing ring, arrangement of mirrors cylinder clamp ring before 19-, arrangement of mirrors seat before 20-, the 21-electric machine assembly of focusing, the 22-guide pin of focusing, arrangement of mirrors cylinder before 23-, 24-base plate, 25-3CCD camera assembly.
Embodiment
As shown in Figure 1, a kind of miniaturization, large zoom ratio, high definition, airborne zoom lens, in the optical system of described camera lens along light from left to right incident direction to be respectively equipped with focal power be that positive front fixing group of A, focal power is that negative zoom group B, focal power is that compensation group C, iris assembly D and the focal power of bearing is rear fixing group of positive E; The first gummed group that described front fixing group of A is provided with successively positive crescent moon lens A-1, positive crescent moon lens A-2 and connected airtight by negative crescent moon lens A-3 and positive crescent moon lens A-4, the second gummed group that described zoom group B is provided with biconcave lens B-1 and is connected airtight by negative crescent moon lens B-2 and positive crescent moon lens B-3, described compensation group C is provided with the 3rd gummed group of being connected airtight by biconcave lens C-1 and positive crescent moon lens C-2; The front portion of described rear fixing group of E is provided with biconvex lens E-1, positive crescent moon lens E-2, the 4th gummed group of being connected airtight by biconvex lens E-3 and biconcave lens E-4 and positive crescent moon lens E-5 successively, and rear portion is provided with the 5th gummed group of being connected airtight by biconvex lens E-6 and negative crescent moon lens E-7.
In the present embodiment, airspace between described front fixing group of A and zoom group B is 1.65～50.9mm, airspace between described zoom group B and compensation group C is 3.8～40.9mm, and the airspace between described compensation group C and rear fixing group of E is 3.5～21.1mm.Airspace between positive crescent moon lens A-1 in described front fixing group of A and positive crescent moon lens A-2 is 0.2mm, and the airspace between described positive crescent moon lens A-2 and the first gummed group is 0.6mm.Airspace between biconcave lens B-1 and the second gummed group in described zoom group B is 0.8mm.Airspace between biconvex lens E-1 in described rear fixing group of E and positive crescent moon lens E-2 is 0.4mm, airspace between described positive crescent moon lens E-2 and the 4th gummed group is 0.5mm, airspace between described the 4th gummed group and positive crescent moon lens E-5 is 0.1mm, and the airspace between described positive crescent moon lens E-5 and the 5th gummed group is 5.5mm.
In the present embodiment, the optical system being made up of above-mentioned lens set has reached following optical index: (1) field angle scope: 33.4 °～1.56 °; (2) focal length: f '=10mm～220mm; (3) relative aperture: D/f ' is better than 1/4.5; (4) resolution of lens: adapt to 1/3 " mega pixel ccd video camera or cmos camera; (5) omnidistance zooming time is less than 6 ~ 8 seconds; (6) working temperature :-40 DEG C～+ 65 DEG C; (7) physical dimension is less than long 190mm × wide 68mm × high 89mm (containing base plate, 3CCD video camera); (8) general assembly (TW) is less than 1.4Kg; (9) mechanical shock: 15g half-sine wave, 40 times/min of frequency; (10) vibration: amplitude 0.06g
2/ Hg, frequency 300～1000 Hg.
As shown in Figure 2, this camera lens overall length is 116mm (not containing base plate, 3CCD video camera), and from front end to optics target surface, distance is 130mm.The size of this camera lens is φ 62mm, and highest point is 75mm.In order to bear airborne vibration, this camera lens adopts base plate 24 to connect.The utility model has designed long by 152 × wide by 63 × high 14mm rectangle base plate 24, two the rectangle flanges and the two bottom that are connected at the design of the rear and front end of camera lens and camera lens connect firmly with base plate 24,3CCD camera assembly 25 mounting base 24 rears, combine as a whole with screw and base plate 24, the lens assembly 26 of composition bridge architecture; Airborne cabin body uses screw that lens assembly is combined as a whole by installing plate.Adopt the mode that connects firmly of this bridge architecture can improve significantly the structural resonance frequency of camera lens, thereby improve the resistance to shock of camera lens.Base plate 24 materials that the utility model adopts are: LC9-CS ultralumin, and thickness is 14mm; The center height of system is 49mm.After this model machine is debug, vibrate, impact experiment.Experimental result: do not produce resonance effect in vibration frequency section, optical axis drift is less than 30 ", meet technical conditions requirement.
As shown in Figure 3, the focus adjusting mechanism of described camera lens comprises the focusing electric machine assembly 21 being arranged on body tube 3 and the front arrangement of mirrors cylinder 23 that front fixing group of A is installed, described front arrangement of mirrors cylinder 23 is arranged in body tube 3 by front arrangement of mirrors seat 20, and the front end of described front arrangement of mirrors seat 20 is provided with the front arrangement of mirrors cylinder clamp ring 19 for locking front arrangement of mirrors cylinder 23.The gear of described focusing electric machine assembly 21 is fixedly connected with rotor, and the gear of described focusing electric machine assembly 21 is meshed with the external toothing of focusing ring 18.The internal thread of described focusing ring 18 is connected with the external thread of front arrangement of mirrors seat 20, the external thread of body tube 3 respectively, between described focusing ring 18 and body tube 3, adopting pitch is that 1mm, helical pitch are that the right-hand thread of 4mm, 4 teeth is connected, and between described focusing ring 18 and front arrangement of mirrors seat 20, adopting pitch is that the left-hand thread (LHT) of 0.75mm is connected.On described front arrangement of mirrors seat 20, being evenly provided with three matches to guide its relative body tube 3 to make the focusing guide pin 22 of rotational motion to linear motion with the guide groove on body tube 3 respectively.
In the time that object distance changes, system is focused, focusing electric machine assembly 21 electrical power time, rotor does forward and reverse motion.Gear on focusing electric machine assembly 21 engages with precision resistor 12 gears, focusing ring 18 gears by third wheel and drives precision resistor 12, focusing ring 18 to do forward and reverse motion.Focusing ring 18 drives front arrangement of mirrors cylinder 23 by 4 pitch threads of dextrorotation and the connected left-hand thread (LHT) of front arrangement of mirrors seat 20 that are connected with body tube 3, and under the effect of three uniform focusing guide pins 22, make forward and reverse rectilinear motion, thereby drive front fixing group of A of camera lens to make forward and reverse rectilinear motion, realize the object of system focusing; Meanwhile, the gear on focusing electric machine assembly 21 engages rotation by third wheel with precision resistor 12 gears, makes precision resistor 12 and focusing ring 18 cam synchronous rotaries.Potentiometer rotation, the resistance of potentiometer changes, and can take out the changing value of potentiometer by suitable sample circuit, and passes to control center, thereby realizes demonstration the residing position of the front group of record of thing coke number.
The present embodiment adopts: the wheel gear engagement circle of crossing of focusing electric machine assembly 21 is Φ 9mm, motor gear engagement circle is Φ 7mm, precision resistor 12 gear wheel engagement circles are Φ 7mm, motor reduction gearbox reduction gear ratio 256:1, focusing motor rated speed is 6500 revs/min, and the engagement circle of focusing ring 18 is Φ 71mm.Focusing ring 18 is 4mm with the helical pitch of the connecting thread of body tube 3, be that 0.75mm(is left-handed with the pitch that is connected of front arrangement of mirrors seat 23), therefore the helical pitch between focusing ring 18 and front arrangement of mirrors seat 20 is 4.75mm, when long burnt in order to meet 5m close-shot apart from time clear picture, focusing helical pitch should be greater than 1mm.Be that focusing ring 18 should rotate more than 76 °.Therefore the omnidistance focusing time t of the focusing component of the present embodiment is: t=(1/ motor speed) × (reduction gear ratio of reducer casing) × (focusing ring engagement circular diameter/motor gear diameter) × (focusing ring rotation angle/360 °)=5 seconds, meet technical conditions requirement.
As shown in Figure 4, the zoom mechanism of described camera lens comprises zoom electric machine assembly 11, the zoom seat 6 of zoom group B is installed and the compensation seat 15 of compensation group C is installed, described zoom seat 6 and compensation seat 15 are arranged on respectively on the front and back end of two guide rods 9 in body tube 3, described two guide rods 9 are fixed on body tube 3 with cam cover 2 respectively symmetrically, and described zoom seat 6, compensation microscope base are pressed in respectively on zoom guide pin bushing 8, compensation guide pin bushing 13 and then are arranged on two guide rods 9 by wringing fit.The gear of described zoom electric machine assembly 11 is meshed with the gear of precision resistor 12 and the gear of cam 10 respectively through third wheel 5.The front and back end of described cam 10 respectively premenstrual accurate steel balls 4 and rear accurate steel balls 16 is arranged on body tube 3 and by cam lock collar 17 and compresses, make body tube 3, accurate steel balls, cam 10 in interference state, the sliding friction when backlash producing with the gap of elimination motion is also rotated cam 10 changes rolling friction into, the friction force while moving to reduce cam 10.Described cam 10 is by zoom curved groove and compensated curve groove in the requirement milling of the optical zoom equation of motion, on described zoom seat 6, be provided with the zoom guide pin 7 matching with zoom curved groove, on described compensation seat 15, be provided with the compensation guide pin 14 matching with compensated curve groove, described zoom guide pin 7 and compensation guide pin 14 link together cam 10 and zoom seat 6, compensation seat 15.Wherein, two guide rods 9 are played a supporting role, and zoom seat 6, rotatablely moving of compensation seat 15 are converted into rectilinear motion; Zoom guide pin bushing 8, compensation guide pin bushing 13 are in order to increase the length that is slidably matched, the stationarity while increasing zoom seat 6,15 motion of compensation seat.
In the time that the rotor of zoom electric machine assembly 11 is done positive and negative rotatablely moving, the gear of the gear of the gear of zoom electric machine assembly 11 by third wheel 5 and precision resistor 12, cam 10 engages to rotate and makes precision resistor 12 and cam 10 synchronous rotaries, drives zoom seat 6, compensation seat 15 to move by the mode of zoom curved groove, compensated curve groove respectively by zoom curved groove, compensated curve groove and zoom guide pin 7, compensation guide pin 14; Rotate and realize zoom seat 6, compensation seat 15 by rectilinear motion before and after zoom equation of motion requirement work by motor like this, thereby the focal length of system is changed.In the time that the focal length of system changes, the gear of precision resistor 12 engages by third wheel 5, makes potentiometer rotation, the resistance of potentiometer changes, can take out the changing value of potentiometer by suitable sample circuit, and pass to control center, thereby realize the demonstration of zoom level.
The engagement circle of the zoom cam 10 of the present embodiment is Φ 51mm, it is Φ 12mm that zoom electric machine assembly 11 engages circular diameter, the reduction gear ratio of motor reduction gearbox adopts 256:1, motor nominal rated speed is 6500 revs/min, the helical pitch of zoom cam 10 is 160 °, therefore the omnidistance zooming time t of zoom assembly is: t=(1/ motor speed) × (reduction gear ratio of reducer casing) × (zoom cam-engaged circular diameter/zoom motor gear diameter) × (cam helical pitch/360 °)=(60/6500) × (256) × (51/12) × (160/360)=4.5S, meet technical conditions requirement.
The foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (8)
1. miniaturization, large zoom ratio, high definition, an airborne zoom lens, is characterized in that: in the optical system of described camera lens along light from left to right incident direction to be respectively equipped with focal power be that positive front fixing group of A, focal power is that negative zoom group B, focal power is that compensation group C, iris assembly D and the focal power of bearing is rear fixing group of positive E; The first gummed group that described front fixing group of A is provided with successively positive crescent moon lens A-1, positive crescent moon lens A-2 and connected airtight by negative crescent moon lens A-3 and positive crescent moon lens A-4, the second gummed group that described zoom group B is provided with biconcave lens B-1 and is connected airtight by negative crescent moon lens B-2 and positive crescent moon lens B-3, described compensation group C is provided with the 3rd gummed group of being connected airtight by biconcave lens C-1 and positive crescent moon lens C-2; The front portion of described rear fixing group of E is provided with biconvex lens E-1, positive crescent moon lens E-2, the 4th gummed group of being connected airtight by biconvex lens E-3 and biconcave lens E-4 and positive crescent moon lens E-5 successively, and rear portion is provided with the 5th gummed group of being connected airtight by biconvex lens E-6 and negative crescent moon lens E-7.
2. miniaturization according to claim 1, large zoom ratio, high definition, airborne zoom lens, it is characterized in that: the airspace between described front fixing group of A and zoom group B is 1.65～50.9mm, airspace between described zoom group B and compensation group C is 3.8～40.9mm, and the airspace between described compensation group C and rear fixing group of E is 3.5～21.1mm.
3. miniaturization according to claim 1 and 2, large zoom ratio, high definition, airborne zoom lens, it is characterized in that: the airspace between the positive crescent moon lens A-1 in described front fixing group of A and positive crescent moon lens A-2 is 0.2mm, and the airspace between described positive crescent moon lens A-2 and the first gummed group is 0.6mm.
4. miniaturization according to claim 1 and 2, large zoom ratio, high definition, airborne zoom lens, is characterized in that: the airspace between biconcave lens B-1 and the second gummed group in described zoom group B is 0.8mm.
5. miniaturization according to claim 1 and 2, large zoom ratio, high definition, airborne zoom lens, it is characterized in that: the airspace between the biconvex lens E-1 in described rear fixing group of E and positive crescent moon lens E-2 is 0.4mm, airspace between described positive crescent moon lens E-2 and the 4th gummed group is 0.5mm, airspace between described the 4th gummed group and positive crescent moon lens E-5 is 0.1mm, and the airspace between described positive crescent moon lens E-5 and the 5th gummed group is 5.5mm.
6. miniaturization according to claim 1, large zoom ratio, high definition, airborne zoom lens, it is characterized in that: the rear and front end of described camera lens is equipped with rectangle flange, two rectangle flange bottoms are all fixedly connected into bridge architecture with base plate.
7. miniaturization according to claim 1, large zoom ratio, high definition, airborne zoom lens, it is characterized in that: the focus adjusting mechanism of described camera lens comprises the focusing electric machine assembly being arranged on body tube and the front arrangement of mirrors cylinder of front fixing group of A is installed, described front arrangement of mirrors cylinder is arranged in body tube by front arrangement of mirrors seat, the gear of described focusing electric machine assembly is fixedly connected with rotor, the gear of described focusing electric machine assembly is meshed with the external toothing of focusing ring, the internal thread of described focusing ring respectively with the external thread of front arrangement of mirrors seat, the external thread of body tube is connected, on described front arrangement of mirrors seat, being evenly provided with several matches to guide its relative body tube to make the focusing guide pin of rotational motion to linear motion with the guide groove on body tube respectively.
8. miniaturization according to claim 1, large zoom ratio, high definition, airborne zoom lens, it is characterized in that: the zoom mechanism of described camera lens comprises zoom electric machine assembly, the zoom seat of zoom group B is installed and the compensation seat of compensation group C is installed, described zoom seat and compensation seat are arranged on respectively on the front and back end of two guide rods in body tube, the gear of described zoom electric machine assembly is meshed with the gear of precision resistor and the gear of cam respectively through third wheel, the front and back end of described cam respectively premenstrual accurate steel balls and rear accurate steel balls is arranged on body tube and by cam lock collar and compresses, on described cam, offer zoom curved groove and compensated curve groove, on described zoom seat, be provided with the zoom guide pin matching with zoom curved groove, on described compensation seat, be provided with the compensation guide pin matching with compensated curve groove.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320859875.8U CN203643675U (en) | 2013-12-25 | 2013-12-25 | Miniaturized large-zoom-ratio high-definition machine-mounted continuous zoom camera lens |
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| CN201320859875.8U CN203643675U (en) | 2013-12-25 | 2013-12-25 | Miniaturized large-zoom-ratio high-definition machine-mounted continuous zoom camera lens |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103744169A (en) * | 2013-12-25 | 2014-04-23 | 福建福光数码科技有限公司 | Miniature airborne continuous zoom lens with large zoom ratio and high definition |
| CN106125270A (en) * | 2016-08-17 | 2016-11-16 | 福建福光股份有限公司 | High-resolution miniaturization telephotography camera lens |
| CN106154519A (en) * | 2016-08-29 | 2016-11-23 | 福建福光股份有限公司 | High-resolution with an automatic light meter strong Penetrating Fog zooming camera lens and control method thereof |
-
2013
- 2013-12-25 CN CN201320859875.8U patent/CN203643675U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103744169A (en) * | 2013-12-25 | 2014-04-23 | 福建福光数码科技有限公司 | Miniature airborne continuous zoom lens with large zoom ratio and high definition |
| CN103744169B (en) * | 2013-12-25 | 2015-09-30 | 福建福光股份有限公司 | Miniaturization, large zoom ratio, high definition, airborne zoom lens |
| CN106125270A (en) * | 2016-08-17 | 2016-11-16 | 福建福光股份有限公司 | High-resolution miniaturization telephotography camera lens |
| CN106154519A (en) * | 2016-08-29 | 2016-11-23 | 福建福光股份有限公司 | High-resolution with an automatic light meter strong Penetrating Fog zooming camera lens and control method thereof |
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| C56 | Change in the name or address of the patentee |
Owner name: FUJIAN FORECAM CO., LTD. Free format text: FORMER NAME: FUJIAN FORECAM DIGITAL TECHNOLOGY CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 158 No. 350015 Fujian province Fuzhou Mawei District Jiangbin East Avenue Patentee after: FUJIAN FORECAM CO., LTD. Address before: 158 No. 350015 Fujian province Fuzhou Mawei District Jiangbin East Avenue Patentee before: Fujian Forecam Optics Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| EXPY | Termination of patent right or utility model |