We make beautiful
world in optical industry.
Where the light of optical industry is made.
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Future Creation in Optical Industry
Kwangjin Precision aims to be "the best technology development company" in optical industry.
The challenge of technology development is power of company that enables growth. By continuously investing R&D and developing creative technology, Kwangjin Precision will achieve innovation and valued challenges together in optical industry and will be a leading technology development company in the world market.
About Us
Welcome!
Kwangjin Precision has accumulated technology for more than 30 years as a specialized manufacturer of ultra-precision optical machinery industry. We have the system that produces more than 100 species, 2,000 pieces of spherical and aspherical lens processing optical machine annually, have the facilities that polishes more than 50 million pieces of optical lens, partial lens assembled in automobile & digital camera, and supply them both at home and abroad.
Kwangjin Precision, who leads technological innovation of optical industry, will concentrate its resources and capabilities on developing state-of-the-art optical technology to play a leading role in the new era of IT convergence. We will grow into a company that focuses on people and technology, contributes to social development, creates beautiful optical industry, and devotes ourselves to the development of next-generation technologies.
Thanks.
President & CEO of Kwangjin Precision
Mun BeongGab
2016. 04
2009. 06
2003. 01
2001. 06
1987. 04
2011. 03
2005. 02
2003. 09
2000. 10
1994. 07
Factory Overview
- Head office & factory : 85, Supsok-ro, Naese-eup, MasanHoiwon-gu, Changwon-si Gyeongsangnam-do, Korea
- Telephone number : +82-55-232-5211~2
- Faximily number : +82-55-232-5213
- Main product : Optical machinery & lens processing tool & fixture
- Main company : Samsung Tecwin Industries Co. Ltd., Optron Tech Co. Ltd., Seoul Optical Industries Co. Ltd., Samyang Optical Co. Ltd., Korea Optical Co. Ltd, etc.
- Export area : U.S.A., Japan, China, etc.
- Established date : 1987. 4. 15
- Main bank : Kyongnam bank, Sangkok branch
- Manufacturing plant
- – Korea office & factory : land 13,620㎡, building area 7,603㎡
- – Weihai factory in China : land 21,157㎡, building area 5,620㎡
KOREA OFFICE & FACTORY
WEIHAI FACTORY IN CHINA
Optical Mechanical Part Assembly Line
Optical Mechanical Part Machining Line
Optical Mechanical Part Polishing Line
Optical Mechanical Part Centering Line
2010s
2017
- Aug. Developed a auto centripetal polishing machine (KJSC-4.0/2P)
- Jun. Developed a auto centripetal polishing machine (KJSC-0.50/4P)
2016
- Apr. Developed a plano cutting machine (KJ98, KJ-98S)
2015
- Dec. Developed NC centering machine (KJNC-3-150N)
- Aug. Developed a small auto centering machine (KJ-2-50A,50B)
2014
- Jul. Developed NC curve generator machine (SJK-CG100RS)
2013
- Jun. Developed a auto centripetal polishing machine (KJSC-3.0/4P)
2012
- Jun. Developed a auto centering machine (KJ80A-100MA, 100MB)
- Apr. Developed CG machine for Ø200(SJK-CG200R)
- Mar. Developed vertical centering M/C (KJ-20-220M, KJ-50-250M)
2000s
2009
- Jan. Developed CNC machine chamfering
- Jan. Developed a ball polishing machine (KJ-BGM-10 4 axis, 6 axis)
2007
- Oct. Developed a small auto centering machine (KJ-2-50A)
- Oct. Developed a high speed small oscar polishing M/C (KJ-K025-06,10)
- Jun. Developed a ball curve generator machine (KJ-BCG-10)
2006
- Sep. Developed a wafer auto centering machine (KJ-07-50.8)
- Sep. Developed a M/C for small lens grinding & polishing M/C (KJK-4, KJK-6)
2005
- Mar. Developed a convex polishing machine (SJK-CR50)
2004
- Nov. Developed a round manufacture machine (KJRS-160)
2002
- Oct. Developed a polishing M/C for spherical center of small size (KJSC-1.50/4P)
- Jun. Developed a vertical manual centering machine (KJ-160M)
2001
- Jun. Developed a small lens polishing M/C (SSP-E10-SY, SSP-4SD-SY)
- May Developed a high speed grinding machine (RS-2)
1990s
1998
- Oct. Developed a recess curve generator machine (SJK-CG100R)
- Mar. Developed an auto centering M/C of glasses 4 spindle (KJ60-100)
1996
- Sep. Developed a plano cutting machine (KJ-98)
1995
- Dec. Developed an auto curve generator machine (SJK-2-20-CG)
- Jul. Developed an auto, manual centering M/C (KJ50A-100M, KJ-100H)
1992
- Dec. Developed a polishing machine for small size lens (KJ-15B)
- Apr. Developed a auto centripetal polishing machine
1990
- Feb. Developed a centripetal DADENO lens polishing machine
1980s
1988
- Apr. Developed a small size lens polishing machine
Optical Lens Polishing Machinery
- The stable structure of the BED and each slide surface and rotary table keep the durability and high precision of the machine.
- High process precision and semi-permanent life are guaranteed by using a high-speed, high precision spindle.
- Work efficiency is highly improved by controlling the holder RPM and employing easy chucking pattern etc.
- It is a mechanical device used for curvature and simultaneous chamfering of the lens.
- The stable structure of the BED and each slide surface and rotary table keep the durability and high precision of the machine.
- High process precision and semi-permanent life are guaranteed by using a high-speed, high precision spindle.
- Work efficiency is highly improved by controlling the holder RPM and employing easy chucking pattern etc.
- It is a mechanical device used for curvature and simultaneous chamfering of the lens.
- It can be in feed at a constant pressure during operation by making the advance operation is performed by the cylinder pressure in advancing the holder shaft.
- The stable structure of the BED and each slide surface and rotary table keep the durability and high precision of the machine.
- High process precision and semi-permanent life are guaranteed by using a high-speed, high precision spindle.
- Work efficiency is highly improved by controlling the holder RPM and employing easy chucking pattern etc.
- It is a mechanical device used for curvature and simultaneous chamfering of the lens.
- It is easy to operate and set by displaying Angle position, left / right center position and holder axis input position on the touch screen by encoder, digital scale, servo control, etc.
- It is possible to set the position and speed for each 1st step~5 step step when entering the holder axis.
- Unlike the conventional method, the rotating table is moved forward and backward.
- There is no protrusion at the center part when processing the convex lens, and the micrometer is used to set the curvature.
- The dia spindle maintains durability and accuracy by angular bearing.
- Speed control is possible with inverter control and it is processed under optimum condition, so high quality processing and operation is easy.
- The feed surface maintains the precision of the machine using LM Guide.
- It is possible to control the speed of each step by dividing the machining interval into step1 ~ step 4.
- Productivity is excellent under equal processing condition because is formed no. of spindle by grinding 4 axises, polishing 6 axises.
- Main spindle and rotary ring speed is available speed change according to processing condition of lens.
- Manage accuracy of turn table by 1/100 within and stable product processing and precision maintenance are available.
- Control by partiality gall of processing lens is available because is consisted so that center position control of rotary ring may be available.
- Supplements by double existing roller diameter and raises coefficient of friction of rotary ring and removed slip situation at turning time.
- It establishes coolant division parts at center position of turn table. It removed that coolant supply is blocked.
- It’s profitable for big lens max size ±100R, Ø80.
- It separate up-down part and holder pressure part to prevent wear kansasi shaft, able to ensure high accuracy in long- time work.
- It is possible for individual axes to control the speed of main spindle and oscillation angle to meet the modify process.
- It can be strengthen pressure and shortened processing time as remove the hang of the spindle when working large lens by apply 0.4kW spindle motor.
- It is possible to adjust of thickness for lens with signal gauge (1/100mm) when use grinding process.
- Processes easily difficult lens and brings the stability of newton.
- No special handling technique operation. It’s easy without loss of time for setting and control.
- This is the design that the direction of upper spindle(pressure part) is aligned the center of curvature and lower spindle(main spindle) oscillate on the center of curvature.
- Especially, this mechanism is effective on the convex lens of small diameter and radius.
- Upper spindle(pressure part) apply pressure in the spherical center direction regardless of position of lower spindle(main spindle).
- Core setting instrument (KJR-100)
- It is specially designed that the pressure direction of push pin should be always directed toward the center of sphere therefore it can be obtained the highest precision and complete sphere without eccentricity.
- It is very convenient that all work conditions-oscillation width, oscillation angle, micrometer of the height, no. of spindle speed, no. of oscillation, work pressure, work time-are to be recycled as the previous condition.
- It is different from the past-type polishing machine. the push pin works on the circular arc of ±50R. So the lens is pressed by push pin at inclined direction of 3-D movement.
- It has the high stability that the oscillation axis and push pin arms are always united uniformly. Because the direction of push pin is uniformly directed to the center of sphere and is exactly pressure and oscillate to the center of sphere in the state of incline, too. It can perform the complex movement with oscillations.
- Each speed of main spindle is available to control by inverter.
- Push pin ass′y can be adjusted to 1/100 degree and can adjust the height of radius center ±20 freely (on the tool line of center).
- The production efficiency by this machine could be increased because it made with considering the weight of oscillation and productivity which caused problems on the previous guramodo type.
- It’s possible for main spindle to control the speed manually to meet the character of the products by stemless.
- It’s possible to control the pressure minutely when pressing by cylinder type.
- It’s possible for the individual and Recess production with considering the productivity.
- Grinding machinery is individual control types and polishing machinery are synchronous three axis driving types.
- Push pin takes hyperbolic movement in forward, backward, left and right directions and the contact surface between tool and lens is maintain to the spherical center. Therefore high precision polishing is possible.
- Pressurized push pin system employs LM for forward and backward movements so that high precision polishing and semipermanent use can be possible.
- It is possible to polish a lens whose radius is less than 70 mm using lens holder and to attach several small lens and polish.
- It can increase the productivity as the work is automatically completed in one round if the work conditions such as polishing pressure, polishing time, etc are once set.
- It can polish various shapes of lens as the main axis is inclined between -10° to 35° in forward and backward directions.
- Main air pressure is set to 5kgf/cm2.
- The regulator adjust a pressure of gauge.
- The pressure of push pin point is shown in fig.
- Push pin takes hyperbolic movement in forward, backward, left and right directions and the contact surface between tool and lens is maintain to the spherical center. Therefore high precision polishing is possible.
- Pressurized push pin system employs LM for forward and backward movements so that high precision polishing and semipermanent use can be possible.
- It is possible to polish a lens whose radius is less than 70 mm using lens holder and to attach several small lens and polish.
- It can increase the productivity as the work is automatically completed in one round if the work conditions such as polishing pressure, polishing time, etc are once set.
- It can polish various shapes of lens as the main axis is inclined between -10° to 35° in forward and backward directions.
- It’s possible for speed of main spindle turning and push pin oscillation to control the speed manually to meet the character of the products by stemless.
- Angle control method of main axis is individual control types, using is more easier than the previous 4-axis types.
- Angle control method of main axis is changed from forward/backward to left/right, it offer stable newton change by oscillation control at produce hemisphere lens. The previous type was uncomfortable at oscillation angle control because handle is placed on.
- Push pin takes ellipse movement, the contact surface between tool and lens is maintain to product. Therefore high precision polishing is possible.
- It’s possible for the individual and recess production with considering the productivity.
- It’s profitable for process of a small lens, pitch polishing and recess polishing.
- Available to control the pressure minutely against the products by using small cylinder as push pin part of oscillation system and it has a good productivity by light weight of push pin assembly.
- As speed on main axis is controlled and processed by inverter stemless speed control, it’s easy to produce and control the high quality goods.
- High processing performance by minimizing the vibration between main axis and oscillation axis on production.
- This machine can polish circle side and prism side also, and useful to use small quantity of polishing and large quantity of pitch polishing or recess.
- Using the oscillation system’s push pin part to control more detail cylinder type adding pressure system, so can make highly productivity.
- The inverter system of main spindle and Oscillation system can control the stepless speed.
- This machine can polish circle side and prism side also, and useful to use small quantity of polishing and large quantity of pitch polishing or recess.
- It’s possible for speed of main spindle turning and push pin oscillation to control the speed manually to meet the character of the products by stemless.
- Using the Oscillation system’s push pin part to control more detail cylinder type adding pressure system, so can make highly productivity.
- High processing performance by minimizing the vibration between main axis and oscillation axis on production.
- Upper·lower·front·rear bed surface maintains endurance and high accuracy using LM guide bearing.
- Movement up & down by cylinder air pressure enables to prevent breakage during lens processing.
- Keep the processing tolerance within 3/1000 for the lens processing of outer diameter and side surface.
- For the optimized process by the 7 steps speed of holder rotary and the dia wheel entrance, productivity growing up and high quality are guaranteed.
- Fast movement of robot’s transfer and Keeps the stability as position accuracy is kept within 0.03.
- Robot and particular item is controlled on touch screen and often operating button is installed outside screen make up for any problem at touch screen for long-time work.
- It’s easy to input in programming that enables to change coating holder and square pallet.
- When error occurs on working, it’s very easy for the workers to find the red and green signal which flickers in every 0.2 second intervals with error message by self-check up program in it.
- Upper·lower·front·rear BED surface maintains endurance and high accuracy using LM guide bearing.
- Movement up & down by cylinder air pressure enable to prevent breakage during lens processing.
- Improves working ratio of machine remarkable by rotation with adsorbing at the sometime before and after processing a lens by special designing and producing the loading parts of the hold shaft chucking supply system. (supply time: 3sec)
- Keep the tolerance within 3/1000 for processing lens out diameter and side surface.
- Reduced in processing time of the outside diameter and the left and right side face per a lens section by adjusting the holder shaft rotation and the dia wheel progress velocity with 5 stages.
- When error occurs on working, it’s very easy for the workers to find the red and green signal which flickers in every 0.2 second intervals with error message by self-check up program in it.
- Upper·lower·front·rear BED surface maintains endurance and high accuracy using LM guide bearing.
- Semipermanent life security and no changes in eccentricity in lens processing due to special coating treatment of the holder spindle’s outside diameter.
- By Improve robert supply system to prevent error in loading device, we able to stable loading, shorten preparing time and ensure high-speed and high-quality.
- Reduced in processing time of the outside diameter and the left and right side face per a lens section by adjusting the holder shaft rotation and the dia wheel progress velocity with 5 stages.
- When error occurs on working, it’s very easy for the workers to find the red and green signal which flickers in every 0.2 second intervals with error message by self-check up program in it.
- It can modify working process and numerical control use touch screen instead of S/W.
- For trimming the surface of rounding type products.
- On working, the productivity is high as two-axis of robot work synchronously to save supplying time.
- Dia-spindle keeps durability and stability that may be effected by angular bearing.
- Moving time of robot is quite fast and accuracy of location is kept within 0.03 with keeping stability.
- Robot is controlled by 6 kinds standard programs which work differently for different working condition and it’s possible to adjust the location of robot.
- Pallet is easy to be exchanged.
- When error occurs on working, it’s very easy for the workers to find the red and green signal which flickers in every 0.2 second along with error message by self-check up program in it.
- This equipment is dedicated wafer (2″ to 6″) processing equipment by apply 1:1 cam.
- It can keep the tolerance within ± 0.02 by minimize the gap that occurs in past-type timing belt.
- It can set best processing conditions by change all velocity using inverter or serve control.
- Easy to operate by controlled on touch screen and include various programs.
- When detect OF signal, measure and work precisely using optical fiber sensor and servo-motor ratio 100:1.
- When operating, it is convenient by easy selecting manual, semi-automatic or automatic control.
- Improve working ratio and high accuracy by separate working-unit from supply-unit.
- LM guide bearings are used on the BED surface of front/rear and right/left so that the mechanical high accuracy and durability can be assured.
- The special coating treatment on the outer diameter of the holder shaft spin hall and the inner sleeve wall guarantee semi-permanent life and prevents eccentric variation in lens processing.
- Adjusting the holder spindle rotation and dia spindle grinding speed by each section of the lens processing sides(5 steps) will provide optimal conditions for processing and thus guarantees improved productivity and high quality.
- Upper·lower·front·rear bed surface maintains endurance and high accuracy using LM guide bearing.
- Outer diameter and left/right motion are controlled by 0.001mm movement and speed with servo motor, so it is suitable for lens and IR products.
- Compared with the CAM method, the machining state is stable because the position value according to the position control is constant during outer diameter and SAG machining.
- Fast movement of robot’s transfer and keeps the stability as position accuracy is kept within 0.002.
- For the optimized process by the 10 steps speed of holder rotary and the dia wheel entrance, productivity growing up and high quality are guaranteed .
- Because improvement of attachment and detachment of spindle for holder correction, it’s shortens correction time and keeps recurrence.
- When error occurs on working, it’s very easy for the workers to find the red and green signal which flickers in every 0.2 second intervals with error message by self-check up program in it.
- LM guide bearings are used on the BED surface of front/rear and upper/lower so that the mechanical high accuracy and durability can be assured.
- The special coating treatment on the outer diameter of the holder shaft spin hall and the inner sleeve wall guarantee semi-permanent life and prevents eccentric variation in lens processing.
- Adjusting the holder spindle rotation and dia spindle grinding speed by each section of the lens processing sides (5 steps) will provide optimal conditions for processing and thus guarantees improved productivity and high quality.
- Possible to identify the good and the defective products by distinguishing the central thickness automatically during in processing the outer diameter of a lens. (detection limit ±1/100mm or 1/1000mm)
- As the vertical type constructions, the structure is more stable to attach the product than the horizontal type.
- In the aspect of bed, it shows excellent durability and smoothness by LM guide.
- When operating, it is convenient by easy selecting manual or automatic control.
- When producing large products, it is available to control low and high vacuum, thus the operation capability is excellent in controlling the manual eccentricity by indicator.
- The main axis is categorized as high-and low-speed types, which is operated by high rotation to control the division holder and eccentricity of the product.
- When modifying the holders, it is not necessary to separate holder-holder spindles because the correction is performed by the attachment type of the holder corrector.
- When error occurs on working, it’s very easy for the workers to find the red and green signal which flickers in every 0.2 second intervals with error message by self-check up program in it.
- The stable structure of the bed and each slide surface and rotary table assures the machine durability and high precision.
- High process precision and semi-permanent life are guaranteed by using a high-speed, high precision spindle.
- This unique machine is designed for grinding and manufacturing the holder of the centering machine and it is also easily correct and adjust the holder which is extremely hardness and with heat treatment.
- This machine can be equipped both SHONAN, TATENO type of Ø42 spindle and KWANGJIN standard spindle Ø60.
- By adding equipment table for outer diameter processing on previous model, it’s designed to correct outer diameter on production of hard material.
- To keep high stability by high speedy and stable holder correction.
- Available to use with holder spindle of SHONAN, TATENO type.
- For tool correction only that is available for free correction of pellet outer diameter and radius.
- Excellent in processing precision on pellet radius correction.
- For adjustment of holder during centering process.
- Available to attachment and detachment the spindle in stable as connected by fixing pin for easy installing in holder correction.
- As all speed is controlled by inverter type in optimized condition, it’s easy to process and control the high quality goods.
- Using bed type by minimizing space for transfer surface enables to reduce vibration in processing.
- Easy to correct stability as holder is processed within 2/1000 in stability.
- Profitable for small and medium size lens tool processing.
- Main spindle of high speed and precision guarantee top accuracy and semi-permanent life.
- Controlling main axis speed by controlling RPM of stepless enables high precision processing of tool.
- Easy to operate by controlling switch.
- Easy to control the value by digital scale.
- Easy to fix the tool by attaching various chuck.
- This facility is capable of cutting flat glass into desire sizes and assures high productively and precision.
- With several dia wheels (tools) installed on spindle, it is, the flat and radius glass cutting machine, can manufacture several products at one time of work.
- With high speed and precision main spindle and LM guide bearings on X & Y axis, it assures semi-permanent life and precision in manufacturing.
- In X-axial feed, employment of servo motor can nonstop adjust the speed of cutting feed and quick feed thus assures optimal processing conditions.
- In Z-axial feed, the function of setting up automatic feed distance (automatic rise of spindle and automatic recovery to original work conditions after works at processing distance) assures high productively and safety in work.
- For maintaining the precision of main spindle, the locking device is adhered to fix the spindle.
- Hydraulic unit system
- Spindle Used for securing the spindle to a device related to fixed locking.(option type)
- This facility is capable of cutting flat glass into desire sizes and assures high productively and precision.
- With several dia wheels (tools) installed on spindle, it is, the flat and radius glass cutting machine, can manufacture several products at one time of work.
- With high speed and precision main spindle and LM guide bearings on X & Y axis, it assures semi-permanent life and precision in manufacturing.
- In X-axial feed, employment of servo motor can nonstop adjust the speed of cutting feed and quick feed thus assures optimal processing conditions.
- In Z-axial feed, the function of setting up automatic feed distance (automatic rise of spindle and automatic recovery to original work conditions after works at processing distance) assures high productively and safety in work.
- For maintaining the precision of main spindle, the locking device is adhered to fix the spindle.
- Hydraulic unit system
- Spindle Used for securing the spindle to a device related to fixed locking.(option type)
- When the UV it hardening, produced with 4 grades and it will be able to control 4 grade individual irradiation time.
- UV lamp is the ultraviolet rays where the photochemistry action and fluorescent action are strong 315nm~400nm it adopts the lamp which radiates a wavelength range when it hardening, it guarantees a stability.
- Each grades timer is affixed, when bonding various type it advantage.
- The color adopts ivory, creates gorgeous fine view.
- Opening and shutting door use UV interception filter, it guarantees a operator safety.
- When the lens bonding, by the UV irradiation quantity which is uniform there is not modification.
Optical Lens Polishing Products
- Curve Generator Machining Line
- Spherical Center Polishing Line
- Lens Coating Line
- Optical Lens Assembly Line
- Ball Lens
- Aspherical Lens
- Charge Coupled Device Camera Lens
- Digital Camera Lens
- Digital Camera Single Lens Reflex
- Mobile Phone Lens
- Doorphone Lens
- Industrial Lens
- Medical Lens
- Coating Holder
- Prism Fixture(Jig)
- Washing Holder
- Recess Tool
- Various Lens Processing Tool
Customer Support
Number | Title | Author | Date | Votes | Views |
Notice |
광진정밀 게시글 파일 첨부 방식
sosotura
|
2024.03.11
|
Votes 0
|
Views 687
|
sosotura | 2024.03.11 | 0 | 687 |
2 |
제24기 정기 주주총회 개최 공고
kkj362
|
2024.03.15
|
Votes 0
|
Views 476
|
kkj362 | 2024.03.15 | 0 | 476 |
1 |
주식액면분할 및 구주권제출공고
kkj362
|
2022.04.13
|
Votes -1
|
Views 1621
|
kkj362 | 2022.04.13 | -1 | 1621 |
Number | Title | Author | Date | Votes | Views |
6 |
부품 견적 문의(Ring gauge)
이승종
|
2022.08.16
|
Votes 0
|
Views 750
|
이승종 | 2022.08.16 | 0 | 750 |
5 |
kwangjin auto centering machine spindle replacement
CHANG WAI KOK
|
2022.03.29
|
Votes 0
|
Views 1
|
CHANG WAI KOK | 2022.03.29 | 0 | 1 |
4 |
CG기 문의
혜인
|
2022.02.07
|
Votes 0
|
Views 2
|
혜인 | 2022.02.07 | 0 | 2 |
3 |
제품문의 드립니다
GSE
|
2021.04.11
|
Votes 0
|
Views 1647
|
GSE | 2021.04.11 | 0 | 1647 |
2 |
견적문의 드립니다.
엘테크
|
2021.02.04
|
Votes 0
|
Views 3
|
엘테크 | 2021.02.04 | 0 | 3 |
1 |
LASER World of PHOTONICS – 국제 레이저 및 광전자 박람회
(주) 케틱
|
2019.03.07
|
Votes 0
|
Views 1772
|
(주) 케틱 | 2019.03.07 | 0 | 1772 |
Contact Information
Section | Person In Charge | Tel. | ||||
---|---|---|---|---|---|---|
Domestic Machinery | Dept. of Technology & Business | Business, A/S | Managing Director | Jongsoon Kim | 055-232-5211 | kkj362@naver.com |
Section Chief | Jinho Byeon | |||||
Foreign Lens | Weihai Kwangjin Optical Machinery | Business | Plant Manager | Dongho Park | 070-7101-1755 | dhsn2003@nate.com |
Supervision | Supervisor | Soonjin Jung | 070-7100-9019 | j860015@naver.com |