KR102415318B1 - Angle view lens tube that can view images with a lens tube with an angle through the clinker of the boiler tube even at high temperature inside the boiler - Google Patents
Angle view lens tube that can view images with a lens tube with an angle through the clinker of the boiler tube even at high temperature inside the boiler Download PDFInfo
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- KR102415318B1 KR102415318B1 KR1020210085549A KR20210085549A KR102415318B1 KR 102415318 B1 KR102415318 B1 KR 102415318B1 KR 1020210085549 A KR1020210085549 A KR 1020210085549A KR 20210085549 A KR20210085549 A KR 20210085549A KR 102415318 B1 KR102415318 B1 KR 102415318B1
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- 210000003644 lens cell Anatomy 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 210000004027 cell Anatomy 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 229910052594 sapphire Inorganic materials 0.000 claims description 2
- 239000010980 sapphire Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 230000003287 optical effect Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B37/00—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe
- G03B37/005—Photographing internal surfaces, e.g. of pipe
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
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- H04N5/2254—
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- H04N2005/2255—
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Abstract
본발명은 보일러 내부고온에서 튜브의 크링거를 각도를 가진 렌즈튜브로 영상을 볼 수 있는 앵글 뷰 렌즈 튜브에 관한 것으로, 운전 중 보일러 내부의 영상 관찰에 필요한 CCTV Camera 투입식 렌즈(Lens)튜브로서, 상기 렌즈튜브(100) 내부에 설치되는 렌즈는 각도를 가지고 있는 렌즈를 설치하는 것으로,
본발명은 렌즈튜브내의 렌즈어레이배열에 의해 각도 영상을 선명하고 편리하게 볼 수 있는 현저한 효과가 있다.The present invention relates to an angle view lens tube that can view an image with a lens tube having an angle of the tube's kringer at a high temperature inside the boiler. , The lens installed inside the lens tube 100 is to install a lens having an angle,
The present invention has a remarkable effect that the angle image can be clearly and conveniently viewed by the lens array arrangement in the lens tube.
Description
본 발명은 보일러 내부고온에서 튜브의 크링거를 각도를 가진 렌즈튜브로 영상을 볼 수 있는 앵글 뷰 렌즈 튜브에 관한 것으로, 보다 상세하게는 초고온의 운전 중 보일러 내부의 영상 관찰에 필요한 CCTV Camera 투입식 Lens튜브에 관한 것이다.The present invention relates to an angle-view lens tube that can view an image with a lens tube having an angle of the klinger of the tube at a high temperature inside the boiler, and more particularly, a CCTV camera input type required for image observation inside the boiler during operation of ultra-high temperature It is about the lens tube.
일반적으로 널리 사용되는 CCTV내에 삽입설치되는 렌즈튜브가 개발되어 왔고, 종래 렌즈튜브내에 설치되는 렌즈어레이는 전방주시를 위한 직선으로 보는 기능의 Lens어레이가 있었다.In general, a lens tube to be inserted into a widely used CCTV has been developed, and a lens array installed in a conventional lens tube has a lens array with a function of seeing in a straight line for forward gaze.
종래 특허기술의 일례로서, 등록특허공보 10-0552247호에는 CCTV에 장착되는 렌즈를 안착시켜 줌과 촛점을 맞추기 위해 형성되는 렌즈 조절기구에 있어서, 내측으로 제1 안착홈(11)을 형성하고, 외측으로는 멈춤링홈(12)과 제1 슬라이드홈(13)을 형성한 줌부(10)와 내측으로 제2 안착홈(21)을 형성하고 외측으로는 결합부(22)와 제2 슬라이드홈(23)을 형성한 포커스부(20)로 이루어진 캠 하우징(30);As an example of the prior art patent, in Patent Publication No. 10-0552247, in the lens adjustment mechanism formed to set the zoom and focus by seating the lens mounted on the CCTV, the first seating groove 11 is formed on the inside, A zoom portion 10 having a stop ring groove 12 and a first slide groove 13 formed on the outside and a second seating groove 21 are formed on the inside, and a
상기 제1 안착홈(11)에 안착되어지는 제1 안착부(41)와 제1 슬라이드홈(13)에 결합되는 제1 볼트(42)를 형성하고, 내측으로는 제1 렌즈 안착홈(43)을 형성한 제1 렌즈통(40);The first mounting part 41 seated in the first mounting groove 11 and the first bolt 42 coupled to the first slide groove 13 are formed, and the first lens receiving groove 43 is formed inside. ) forming a first lens barrel 40;
상기 제2 안착홈(21)에 안착되어지는 제2 안착부(51)와 제2 슬라이드홈(23)에 결합되는 제2 볼트(52)를 외측에 형성하고, 내측으로는 제1 렌즈 안착홈(53)을 형성한 제2 렌즈통(50);The second mounting part 51 seated in the second mounting groove 21 and the second bolt 52 coupled to the second slide groove 23 are formed on the outside, and the first lens seating groove is formed on the inside. A second lens barrel (50) formed (53);
상기 캠하우징(30)의 줌부(10) 외측에 결합되어지며, 상기 제1 볼트(42)와 결합되는 헬리컬형상의 제1 가이드홈(61)을 형성한 줌조절링(60);a zoom control ring (60) coupled to the outside of the zoom unit (10) of the cam housing (30) and having a helical-shaped first guide groove (61) coupled to the first bolt (42);
상기 캠하우징(30)의 포커스부(20) 외측에 결합되어지며, 상기 제2 볼트(52)와 결합되는 헬리컬형상의 제2 가이드홈(71)을 형성한 포커스 조절링(70);a focus adjusting ring 70 coupled to the outside of the focus portion 20 of the cam housing 30 and having a helical second guide groove 71 coupled to the second bolt 52;
상기 줌부(10)의 멈충링홈(12)에 결합되어 지는 멈춤링(81)과 상기 결합부(22)에 결합되며 내측에 나사(82)를 형성한 캡(83)으로 이루어진 것에 특징이 있는 CCTV용 렌즈 조절기구가 공개되어 있다.CCTV characterized in that it consists of a stop ring 81 coupled to the stopping ring groove 12 of the zoom unit 10 and a cap 83 coupled to the
또한, 등로실용신안공보 등록번호 20-0452657호에는 OSD조절모듈이 케이블에 일체로 구비된 감시카메라가 공개되어 있다.In addition, Deungro Utility Model Publication No. 20-0452657 discloses a surveillance camera having an OSD control module integrated with a cable.
그러나 상기 종래기술들은 본발명은 렌즈튜브내의 렌즈어레이배열에 의해 각도 영상을 선명하고 편리하게 볼 수 있는 현저한 효과가 있다.However, in the prior art, the present invention has a remarkable effect in that the angle image can be clearly and conveniently viewed by the lens array arrangement in the lens tube.
따라서 본발명은 상기와 같은 문제점을 해결하고자 안출된 것으로, 본발명은 렌즈튜브내의 렌즈어레이배열에 의해 각도 영상을 선명하고 편리하게 볼 수 있는 현저한 효과가 있다.Therefore, the present invention has been devised to solve the above problems, and the present invention has a remarkable effect in which an angular image can be clearly and conveniently viewed by the lens array arrangement in the lens tube.
본발명은 보일러 내부고온에서 튜브의 크링거를 각도를 가진 렌즈튜브로 영상을 볼 수 있는 앵글 뷰 렌즈 튜브에 관한 것으로, 운전 중 보일러 내부의 영상 관찰에 필요한 CCTV Camera 투입식 렌즈(Lens)튜브로서, 상기 렌즈튜브(100) 내부에 설치되는 렌즈는 각도를 가지고 있는 렌즈를 설치하는 것을 특징으로 한다.The present invention relates to an angle view lens tube that can view an image with a lens tube having an angle of the klinger of the tube at high temperature inside the boiler. , the lens installed inside the
본발명은 렌즈튜브내의 렌즈어레이배열에 의해 각도 영상을 선명하고 편리하게 볼 수 있는 현저한 효과가 있다.The present invention has a remarkable effect that the angle image can be clearly and conveniently viewed by the lens array arrangement in the lens tube.
도 1은 본발명의 각도 영상을 볼 수 있는 카메라 앵글 뷰 렌즈 튜브 정면도
도 2는 본발명의 각도 영상을 볼 수 있는 앵글 뷰 렌즈 튜브 평면도
도 3은 본발명의 각도 영상을 볼 수 있는 앵글 뷰 렌즈 튜브 좌측면도
도 4는 본발명의 각도 영상을 볼 수 있는 앵글 뷰 렌즈 튜브 단면도
도 5는 본발명의 각도 영상을 볼 수 있는 앵글 뷰 렌즈 튜브 분해도1 is a front view of the camera angle view lens tube that can see the angle image of the present invention
2 is a plan view of an angle view lens tube that can see an angle image of the present invention
3 is a left side view of an angle view lens tube that can see an angle image of the present invention
4 is a cross-sectional view of an angle view lens tube for viewing an angle image of the present invention
5 is an exploded view of an angle view lens tube for viewing an angle image of the present invention
본발명은 보일러 내부고온에서 튜브의 크링거를 각도를 가진 렌즈튜브로 영상을 볼 수 있는 앵글 뷰 렌즈 튜브에 관한 것으로, 운전 중 보일러 내부의 영상 관찰에 필요한 CCTV Camera 투입식 렌즈(Lens)튜브로서, 상기 렌즈튜브(100) 내부에 설치되는 렌즈는 각도를 가지고 있는 렌즈를 설치하는 것을 특징으로 한다.The present invention relates to an angle view lens tube that can view an image with a lens tube having an angle of the klinger of the tube at high temperature inside the boiler. , the lens installed inside the
또한, 상기 Lens튜브는 전방주시 72°,수직 90° 등을 볼 수 있는 것을 특징으로 한다.In addition, the lens tube is characterized in that it can see the forward gaze 72°, vertical 90°, and the like.
또한, 회전력을 추가 하여 영상을 볼 수 있는 것을 특징으로 한다.In addition, it is characterized in that the image can be viewed by adding rotational force.
본발명을 첨부도면에 의해 상세히 설명하면 다음과 같다.도 1은 본발명의 각도 영상을 볼 수 있는 카메라 앵글 뷰 렌즈 튜브 정면도, 도 2는 본발명의 각도 영상을 볼 수 있는 앵글 뷰 렌즈 튜브 평면도, 도 3은 본발명의 각도 영상을 볼 수 있는 앵글 뷰 렌즈 튜브 좌측면도, 도 4는 본발명의 각도 영상을 볼 수 있는 앵글 뷰 렌즈 튜브 단면도, 도 5는 본발명의 각도 영상을 볼 수 있는 앵글 뷰 렌즈 튜브 분해도이다.The present invention will be described in detail with reference to the accompanying drawings as follows. Fig. 1 is a front view of a camera angle view lens tube for viewing an angle image of the present invention, and Fig. 2 is an angle view lens tube for viewing an angle image of the present invention. A plan view, Figure 3 is a left side view of the angle view lens tube for viewing the angle image of the present invention, Figure 4 is a cross-sectional view of the angle view lens tube for viewing the angle image of the present invention, Figure 5 is the angle image of the present invention can be seen An exploded view of an angle view lens tube.
본발명은 초고온의 운전 중 보일러 내부의 영상 관찰에 필요한 CCTV Camera 투입식 Lens튜브에 관한 것으로 광학 Lens튜브를 보일러 안 에서 아래 상하 좌우를 보기 위해 앵글 View로 볼 수 있는 각도를 가진 광학 Lens를 설치한다. 이러한 광학렌즈를 초고온에 견딜려면 냉각시스템이 수반되어야 하고 전단Lens는 내열에 강한 사파이어 Glass가 구성되어야 하고 1단, 2단 접합렌즈와 각도 전환이 필요한 프리즘을 필요하게 되며 프리즘을 통과한 영상 초점은 릴레이 렌즈에 의 한 영상 신호를 이미지센서에 맺히게 구성한다.The present invention relates to a CCTV camera input type lens tube required for video observation inside a boiler during ultra-high temperature operation, and an optical lens with an angle to view the optical lens tube in an angle view is installed to see the top, bottom, left and right in the boiler. . In order to withstand the ultra-high temperature of these optical lenses, a cooling system must be accompanied, the front lens must be made of heat-resistant sapphire glass, single-stage and two-stage junction lenses and a prism that requires angle conversion are required. The image signal by the relay lens is configured to be focused on the image sensor.
그러므로 본 발명은 각도를 가지고 있는 Lens로 초고온의 Lens의 냉각을 위해서도 광학계의 심플하게 설계하며, 본 발명은 전방주시 72° 수직 90°등을 볼 수 있는 구조이며 회전력을 추가 했을때는 72°각도만큼의 전방 회전시 Angle 볼 수 있도록 구성된다.Therefore, the present invention is a lens having an angle, and the optical system is simply designed for cooling the lens of very high temperature. It is configured so that the Angle can be seen during the forward rotation of
본발명의 CCTV시스템의 렌즈튜브는 선단에 렌즈하우징이 설치되고, 상기 렌즈하우징 선단에는 렌즈홀더 2, 가스켓1, 렌즈 1, 가스켓2, 렌즈 2, 렌즈 홀더 1, 가스켓3이 전방에서 후방으로 순차적으로 결합된다. The lens tube of the CCTV system of the present invention has a lens housing installed at the tip, and the lens holder 2, gasket 1, lens 1, gasket 2, lens 2, lens holder 1, and gasket 3 are sequentially installed at the front end of the lens housing from front to back. is combined with
렌즈하우징 후방에는 스페이스 1, 렌즈가이드3, 렌즈 G4, 렌즈 G5, 스페이스 2가 순차적으로 결합되어 원통을 형성하고 상기 원통 내부에는 가이드핀, 오링, 프리즘, 렌즈가이드1, 렌즈가이드 2, 렌즈 G1, 렌즈 G2, 렌즈 셀(CELL) 1, 렌즈 G3, 렌즈 셀2, 렌즈 G3, 렌즈스토퍼가 순차적으로 삽입되어 결합된다.At the rear of the lens housing, space 1, lens guide 3, lens G4, lens G5, and space 2 are sequentially combined to form a cylinder, and a guide pin, O-ring, prism, lens guide 1, lens guide 2, lens G1, The lens G2, the lens cell 1, the lens G3, the lens cell 2, the lens G3, and the lens stopper are sequentially inserted and coupled.
렌즈튜브는 카메라 와 접속되는mount 에 관통형 기어가걸려 있고관통형 기어와 전동 moter 축에 끼워진 모터축기어와의 연결로 모터구동에의한 렌즈튜브의관통기어가 맞물려 360 도 회전하면서 보일러 내의 보고자 하는부위를 영상에 담을수있게 되어 있다 노내부를 관찰하는 노내 cctv camera system 은 전진 ,후진, 회전 하면서 카메라의 측면 영상을 렌즈튜브를 통해 동시에운전 하면서 관찰이 가능하다The lens tube has a penetrating gear on the mount that is connected to the camera, and by connecting the penetrating gear and the motor shaft gear inserted into the motor shaft, the lens tube's penetrating gear is engaged by the motor drive and rotates 360 degrees to see the inside of the boiler. The in-furnace cctv camera system for observing the inside of the furnace enables observation of the side images of the camera through the lens tube while moving forward, backward, and rotating at the same time.
따라서 본발명은 렌즈튜브내의 렌즈어레이배열에 의해 각도 영상을 선명하고 편리하게 볼 수 있는 현저한 효과가 있다.Therefore, the present invention has a remarkable effect that the angle image can be clearly and conveniently viewed by the lens array arrangement in the lens tube.
100 : 렌즈튜브
1 : 렌즈홀더 2, 2 : 가스켓1,
3 : 렌즈 1, 4 : 가스켓2,
5 : 렌즈 2, 6: 렌즈 홀더 1,
7 : 가스켓3, 8 : 렌즈하우징,
9 : 가이드핀, 10 : 오링,
11 : 프리즘, 12 : 렌즈가이드1,
13 : 렌즈가이드 2, 14 : 렌즈 G1,
15 : 렌즈 G2, 16 : 렌즈 셀(CELL) 1,
17 : 렌즈 G3, 18 : 렌즈 셀2,
19 : 렌즈 G3, 20 : 렌즈스토퍼,
21 : 스페이스 1, 22 : 렌즈 가이드 3,
24 : 렌즈 G4, 25 ; 렌즈 G5,
26 : 스페이스 2100: lens tube
1: Lens holder 2, 2: Gasket 1,
3: Lens 1, 4: Gasket 2,
5: Lens 2, 6: Lens holder 1,
7: gasket 3, 8: lens housing,
9: guide pin, 10: O-ring,
11: prism, 12: lens guide 1,
13: lens guide 2, 14: lens G1,
15: lens G2, 16: lens cell (CELL) 1,
17: lens G3, 18: lens cell 2,
19: lens G3, 20: lens stopper,
21: space 1, 22: lens guide 3,
24: lens G4, 25; lens G5,
26 : Space 2
Claims (3)
렌즈하우징(8) 후방에는 스페이스 1(21), 렌즈가이드3(22), 렌즈 G4(24), 렌즈 G5(25), 스페이스 2(26)가 순차적으로 결합되어 원통을 형성하고 상기 원통 내부에는 가이드핀(9), 오링(10), 프리즘(11), 렌즈가이드1(12), 렌즈가이드 2(13), 렌즈 G1(14), 렌즈 G2(15), 렌즈 셀(CELL) 1(16), 렌즈 G3(17), 렌즈 셀2(18), 렌즈 G3(19), 렌즈스토퍼(20)가 순차적으로 삽입되어 결합되는 것으로,
렌즈튜브(100)는 카메라와 접속되는 마운트(mount)에 관통형 기어가 걸려 있고, 상기 관통형 기어와 전동 모터(moter) 축에 끼워진 모터축기어와의 연결로 모터구동에 의한 렌즈튜브(100)의 관통기어가 맞물려 360° 회전하면서 보일러 내의 보고자 하는 부위를 영상에 담을 수 있게 되어 있으며, 노내부를 관찰하는 노내 CCTV 카메라는 전진 ,후진, 회전하면서 CCTV 카메라의 측면 영상을 렌즈튜브(100)를 통해 운전하면서 관찰이 되는 것으로, 상기 프리즘은 각도변환을 시키는 것을 특징으로 하는 보일러 내부고온에서 튜브의 크링거를 각도를 가진 렌즈튜브로 영상을 볼 수 있는 앵글 뷰 렌즈 튜브As an input-type lens tube 100 of a CCTV camera required for video observation inside the boiler during operation, the lens tube 100 is the tube at a high temperature inside the boiler that can see a forward viewing angle of 72° and a vertical angle of 90°. As an angle view lens tube that can view an image with a lens tube having an angle of the ringer, the lens tube 100 of the CCTV camera is provided with a lens housing 8 at the tip, and a lens holder at the tip of the lens housing 8 2(1), gasket 1(2), sapphire glass lens 1(3), gasket 2(8), lens 2(5), lens holder 1(6), gasket 3(7) from front to back In an angle view lens tube that can view an image with a lens tube having an angle with the klinger of the tube at a high temperature inside the boiler that are sequentially combined,
At the rear of the lens housing 8, a space 1 (21), a lens guide 3 (22), a lens G4 (24), a lens G5 (25), and a space 2 (26) are sequentially combined to form a cylinder, and inside the cylinder Guide pin (9), O-ring (10), prism (11), lens guide 1 (12), lens guide 2 (13), lens G1 (14), lens G2 (15), lens cell (CELL) 1 (16) ), the lens G3 (17), the lens cell 2 (18), the lens G3 (19), and the lens stopper 20 are sequentially inserted and combined,
The lens tube 100 has a penetrating gear hung on a mount connected to the camera, and the lens tube 100 is driven by a motor by connecting the penetrating gear and a motor shaft gear fitted to an electric motor shaft. ) is engaged and rotates 360° to capture the desired part in the boiler, and the in-furnace CCTV camera observing the inside of the furnace displays the side image of the CCTV camera while moving forward, backward, and rotating the lens tube (100). It is observed while driving through, and the prism is an angle view lens tube capable of viewing an image with a lens tube having an angle through the tube at a high temperature inside the boiler, characterized in that the prism converts the angle.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020210085549A KR102415318B1 (en) | 2021-06-30 | 2021-06-30 | Angle view lens tube that can view images with a lens tube with an angle through the clinker of the boiler tube even at high temperature inside the boiler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020210085549A KR102415318B1 (en) | 2021-06-30 | 2021-06-30 | Angle view lens tube that can view images with a lens tube with an angle through the clinker of the boiler tube even at high temperature inside the boiler |
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| KR102415318B1 true KR102415318B1 (en) | 2022-06-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115225793A (en) * | 2022-07-12 | 2022-10-21 | 常州陆铭光电科技有限公司 | Lens Deflection Type Industrial TV |
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|---|---|---|---|---|
| KR20070026066A (en) * | 2005-08-29 | 2007-03-08 | 씨엠브이 시스템즈 게엠베하 앤 코 카게 | Method and apparatus for monitoring deposit formation in the combustion chamber |
| KR20080112040A (en) * | 2007-06-20 | 2008-12-24 | 삼회산업 (주) | Lens tube assembly with adjustable angle of view |
| JP2013046785A (en) * | 2012-10-22 | 2013-03-07 | Fujifilm Corp | Endoscope |
-
2021
- 2021-06-30 KR KR1020210085549A patent/KR102415318B1/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070026066A (en) * | 2005-08-29 | 2007-03-08 | 씨엠브이 시스템즈 게엠베하 앤 코 카게 | Method and apparatus for monitoring deposit formation in the combustion chamber |
| KR20080112040A (en) * | 2007-06-20 | 2008-12-24 | 삼회산업 (주) | Lens tube assembly with adjustable angle of view |
| JP2013046785A (en) * | 2012-10-22 | 2013-03-07 | Fujifilm Corp | Endoscope |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115225793A (en) * | 2022-07-12 | 2022-10-21 | 常州陆铭光电科技有限公司 | Lens Deflection Type Industrial TV |
| CN115225793B (en) * | 2022-07-12 | 2024-11-26 | 常州陆铭光电科技有限公司 | Lens deflection type industrial TV |
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