Videos

 

  • Show all categories
  • 3D metal printing
  • Additive Manufacturing
  • Arc welding
  • Ballistics
  • bright
  • CAVILUX HF
  • CAVILUX HF UHS
  • CAVILUX Smart
  • CAVILUX Smart UHS
  • CMT
  • Cold Metal Transfer
  • Combustion
  • Comparison
  • Defense industry
  • Explosions
  • Fiber laser
  • Flow Imaging
  • Fuel injection
  • GMAW
  • Halogen light
  • Hand welding
  • High-speed imaging
  • illumination
  • laser ablation
  • Laser cutting
  • Laser illumination
  • Laser melting process
  • Laser processing
  • Metals
  • PIV
  • Powder-bed
  • Schlieren
  • Shadowgraphy
  • Sheet metal
  • Shockwaves
  • Spray
  • TIG
  • Welding
  • Welding camera
  • Welding industry

Laser ablation

Accurate imaging of laser ablation, where a high energy laser with very small spot size and short pulse duration is shot onto a material surface in order to change the surface properties, requires high frame rates due to the extremely fast nature of the process itself.

Start of an Additive Manufacturing with CMT Process

Beginning of a CMT process. High-speed camera, CAVILUX laser illumination and Schlieren imaging reveal the spatter created by the process and allows tracing of it.

Additive manufacturing with CMT process + Schlieren imaging technique

Video of CMT (Cold Metal Transfer) process for additive manufacturing using a flux-metal-cored tool steel wire.

Visualization of Gas Flow in a Multilayer CMT process

Visualization of gas flow in a multilayer CMT process. See the details of the core process and obtain high quality images without motion blur.

3 kW Laser Welding with Filler Wire

3 kW laser welding process with filler wire where the laser melts the added material and together they form a solid weld bead.

Gas flow of a blowtorch with Schlieren imaging

See the otherwise invisible gas flow of a blowtorch with Schlieren imaging and CAVILUX.

Flux Coated Electrode Hand Welding

Slow motion of a flux coated electrode hand welding process visualized with CAVILUX laser illumination.

Underwater shockwave – Illumination comparison

Comparison of three different illuminations to image an underwater shockwave.

Selective laser melting SLM – for 3D metal printing process

Laser additive manufacturing – See clearly the powder bed in 3D metal printing process. CAVILUX HF laser illumination completely eliminates the bright plasma light of the process.

Laser cutting

Video of laser cutting process of sheet metal. 10.000 fps.

schlieren of TIG welding

Schlieren Imaging of Welding GMAW with Front Illumination

Application: Schlieren imaging of arc welding
Interest: Gas flow of protection gas, melt pool behavior, drop forming, spatter

additive manufacturing

Additive manufacturing with laser and powder-bed

Video of additive manufacturing for metals visualized with CAVILUX laser illumination technology.

Comparison video: Halogen light vs. CAVILUX laser illumination

Visualization of a discharge of an electrical switch (16 A, B curve) at 2000 frames per second. Electrical switches are key safety components in many systems. High-speed imaging is used to study their operation. Choosing the right lighting matters.

Flux core welding

Flux coated electrode hand welding – CAVILUX laser illumination

Visualization of flux coated electrode hand welding with Cavitar’s CAVILUX illumination laser – front illumination. Video taken at 7.000 frames per second by Leibniz Universität Hannover.

Uni Glasgow studies focused ultrasound via high-speed shadowgraphy imaging

CavLab at the University of Glasgow is using CAVILUX Smart to study focused ultrasound via high-speed shadowgraphy imaging with up to 10 Million frames per second.

Bubble Collapse Shockwave

Application: Bubble Collapse Shockwave
Interest: Formation of shockwaves
Frame rate: 5 mio fps

PIV GMAW welding

Welding PIV measurement of protective gas flows

Application: PIV imagine of protective gas flows of GMAW welding processes
Interest: Behaviour of gas flows

Shotgun bullets

Shotgun bullets

Application: Rifle bullet
Interest: Flight and impact behaviour
Frame rate: 40.000 fps

TIG Schlieren

Schlieren imaging of TIG welding

Application: Schlieren imaging of TIG welding
Interest: Gas flow of protection gas
Frame rate: 2.000 fps

TIG Welding

TIG welding of aluminium

Application: TIG welding
Interest: Behaviour of melt pool and additive material
Frame rate: 20 fps

Orbital TIG welding

Orbital TIG welding

Application: Orbital TIG welding
Interest: Manual seam tracking
Frame rate: 20 fps

CO2 laser welding

CO2 laser welding

Application: CO2 laser welding
Interest: Melt pool and keyhole behaviour
Frame rate: 500 fps

Laser cladding

Laser cladding

Application: Laser cladding
Interest: Melt pool dynamics and powder flow
Frame rates: 19.000 fps

Fiber laser welding

Application: Fiber laser welding
Interest: Meltpool and keyhole behaviour
Frame rate: 4000 fps

NdYAG welding

NdYAG laser welding

Application: NdYAG laser welding
Interest: Meltpool and key hole behavior
Frame rate: 1.260 fps

Formation of shockwaves in gel

Application: Cavitation creation with sonosensitizer
Interest; Study of shockwaves
Frame rate: 500.000 fps

Three point bending test

Three point bending test

Application: Three point bending test
Interest: Crack propagation

Explosion of banger

Explosion of banger

Application: Explosion of banger
Interest: Material behavior
Frame rate: 40.000 fps

Rifle bullet hitting protective gear

Rifle bullet shot at protective gear

Application: Riffle bullet at protective gear
Interest: Behavior of materials
Frame rate: 40.000 fps

Air gun bullet hitting tomato

Airgun bullet shot through tomato

Application: Air gun bullet hitting tomato
Interest: Behavior of materials
Frame rate: 40.000 fps

Combustion of rocket

Ignition of Rocket

Application: Ignition of a rocket
Interest: Formation of jet
Frame rate: 1.000 fps

Fuel injection

Fuel Injection in Diesel Jet

Application: Fuel injection in diesel jet
Interest: Study soot concentration
Frame rate: 25.000 fps

Fuel injection

Fuel Injection

Application: Fuel injection
Interest: Formation of spray
Frame rate: 34.000 fps

MIG welding drop forming

MIG welding of steel

Application: MIG welding of steel
Interest: Drop forming and melt pool dynamics
Frame rate: 5.000 fps

MAG welding

MAG Welding

Application: MAG welding
Interest: Drop forming and melt pool dynamics
Frame rate: 2.000 fps

Orbital MIG welding

Orbital MIG Welding

Application: Orbital MIG welding
Interest: Manual seam tracking
Frame rate: 20 fps

Application Notes

 

  • Show all categories
  • Ballistics
  • CAVILUX HF
  • CAVILUX HF UHS
  • CAVILUX Smart
  • CAVILUX Smart UHS
  • Cavitation
  • Combustion
  • Defense industry
  • Electromagnetic pulse welding
  • Flow Imaging
  • Fuel injection
  • PIV
  • Process industry
  • Schlieren
  • Shadowgraphy
  • Shockwaves
  • Spray
  • Surface topography
  • Welding
  • Welding camera
  • Welding industry

Measurements of hypersonic boundary-layer instabilities using a pulsed-laser schlieren technique

The University of Maryland has used CAVILUX HF and CAVILUX Smart to measure hypersonic boundary-layer instability with the help of schlieren imaging technique.

Spatter behavior in laser beam welding process

Spatter is an unwanted phenomena during welding process that often occurs during welding in high speeds. Ilmenau University of Technology wants to understand the formation of spatter and especially how to reduce it to get higher output.

An analysis of the acoustic cavitation noise spectrum: The role of periodic shock waves

Glasgow university is studying periodic shockwaves in cavitation.

Spray diagnostics with CAVILUX HF

University of Erlangen-Nürnberg is studying oil sprays at different frame rates and magnifications.

High-Speed Visualization of Electromagnetic Pulse Welding

Darmstadt University of Technology is studying electromagnetic pulse welding which is a method of impact welding. The process enables metallurgical bonds between dissimilar metals.

Research and Development of Modern Variants of Classical Arc Welding Technologies with High-Speed Videography with Laser Illumination

LABSOLDA in Brazil has studied modern variants of classical TIG and MIG/MAG welding with high-speed imaging utilizing CAVILUX HF Laser illumination.

Deconvolution of Acoustically Detected Bubble Collapse Shockwave

University of Glasgow is studying very fast phenomena of shockwave from bubble collapse in ultra-high-speed using CAVILUX Smart laser illumination.

High-Speed Imaging of Laser Welding with CAVILUX HF at ZeMA

ZeMA uses CAVILUX HF and a high speed camera to collect information for the development of an online control of a robot guided laser welding process.

Fuel Injection Measurements with CAVILUX Smart Diode Laser

CAVILUX laser light is monochromatic with very low coherence which is a major advantage in microscopic imaging. Read how RWTH Aachen has applied our illumination to study fuel injection.

Measurement of wood internal structures with CAVILUX

The PUNOS project studied transillumination of wood by applying high power diode laser illumination for the measurement of wood internal structure. Read more how CAVILUX can provide information about the properties of wood.

Visualization of bullet impact using CAVILUX HF laser illumination

Pixact Ltd. has applied CAVILUX laser illumination to visualize bullet impacts to different materials. Read here about the measurement.

Schlieren Imaging

Schlieren imaging is designed to detect changes in the refraction index of objects. CAVILUX laser illumination is an excellent choice for accurate images of such applications.

Cavitar’s Welding Camera Used by Serimax in Orbital Welding of Offshore Pipes

Serimax is using Cavitar’s welding camera for their demanding orbital MIG welding processes in offshore oil and gas pipe line welding. The camera enables the welder to control the process from a save distance to the process and from an ergonomic position.

High-Speed Visualization of Flux Coated Electrode Hand Welding

The Institute of Materials Science at the Gottfried Wilhelm Leibniz University Hanover, Germany studied electrode hand welding. The burning behavior of that electrode was used as a reference to study the behavior of other commercially available electrodes but also to study the behavior of electrodes from own development projects.

PIV Measurements of Shielding Gas Flow in Gas Metal Arc Welding (GMAW) with a CAVILUX HF Diode Laser

The Institute of Surface and Manufacturing Technology, Technische Universität Dresden, Germany has studied the dynamics of welding protection gas. The researchers used CAVILUX HF laser illumination and its light sheet optic to create images that could be analyzed with PIV software.

High-Speed Visualization of Unsteady Processes in a Scramjet Combustion Chamber Using CAVILUX Smart Diode Laser

The German Space Agency is studying shockwave behavior in scramjets. CAVILUX enables very short pulses that eliminate motion blur of shockwaves.

Time-Resolved PIV Measurements with CAVILUX HF Diode Laser

Pixact Ltd. and expert in flow imaging, has tested CAVILUX laser illumination and its light sheet in PIV applications. Read here about the results.

Shockwaves During Cavitation Creation with Sonosensitizer

Formations of shockwaves during the creation of cavitations with a sonosensitizer. The results have an implication on medical treatments.

Articles

 

  • Show all categories
  • Additive Manufacturing
  • Arc welding
  • Ballistics
  • Beam welding
  • Bubbles
  • Bullets
  • Casting process
  • CAVILUX HF
  • CAVILUX HF UHS
  • CAVILUX Smart
  • CAVILUX Smart UHS
  • Chemical industry
  • Crystallization
  • defense
  • Defense industry
  • Density measurement
  • Electron beam welding
  • Explosions
  • Fiber laser
  • Flammable
  • Foundry industry
  • Furnace
  • GMAW
  • Image analysis
  • Impact studies
  • Industrial research
  • Laser illumination
  • Laser lighting
  • MAG
  • Metal manufacturing
  • MIG
  • Monitoring solution
  • OEM
  • Paper industry
  • Paper structure
  • Paper web
  • Pressure tank
  • Process control
  • Process industry
  • Pulp
  • Quality control
  • R&D
  • Real-time
  • Remote monitoring
  • Research and development
  • Safety
  • Science and R&D
  • Scientific research
  • Shockwaves
  • Slab surfaces
  • Surface topography
  • TIG
  • Visual monitoring
  • Weld gap
  • Weld seam tracking
  • Welding
  • Welding industry
  • Welding process

Industries we serve

We offer laser lighting and monitoring solutions for several applications in various industries.

Science and R&D

CAVILUX laser illumination is a high-performance tool for various applications in scientific and industrial research and development.

Process Industry

Fiber coupled laser illumination solutions for real-time image analysis to improve process control and to measure what happens inside the tanks, reactors or pipes.

Paper Industry

Accurate, intense and powerful laser illumination for paper and pulp industry. Obtain important information from many different stages of the process: of fibers, flocks and consistency of the medium, pulp distripution on a web, surface topography, homogeneity of the paper web as well as the line condition.

Defense Industry

Defense industry typically involves applications having targets that are extremely fast and small which require very accurate and fast monitoring methods.

Welding Industry

Laser illumination for clear visualization of welding process without process emitting brightness for industrial monitoring, process control and quality improvement.

Foundry Industry

See through heat. Foundry processes and metal manufacturing in general can benefit from laser illumination in various process stages. E.g. precise online-monitoring of slab surfaces in continuous casting process, monitoring of the condition of protective layers of furnaces and ladles.

Articles about shockwaves by CAVILUX customers

List of reference articles studying shockwaves with CAVILUX illumination lasers from customers like Tohoku University, DLR, Nagoya University, University of Glasgow and Maryland University and more.

Articles about additive manufacturing by CAVILUX customers

List of reference articles studying additive manufacturing with CAVILUX illumination lasers from customers like Dresden University of Technology, Lawrence Livermore National Laboratory and Luleå University of Technology and more.

Articles about welding by CAVILUX customers

List of reference articles studying welding processes with CAVILUX illumination lasers from customers like Harbini Institute of Technology in China, Luleå University of Technology in Sweden, LABSOLDA in Brazil and more.

Effective and versatile high-power laser illumination

Diode laser illumination enables critical measurements in various industrial and scientific applications. It is an ideal light source for high-speed cameras and machine vision cameras alike. It enables the visualization of applications that may not be achieved with more conventional light sources like LED or halogene lamps. Read about the benefits of this high-power laser illumination.

Guide to high-quality welding imaging

The imaging of welding is often challenging since the camera can easily be blinded by the large amount of light emitted by the welding process. Cavitar presents guidelines for achieving high-quality images of welding.

CAVILUX Laser Illumination Technology

The laser illumination equipment of the CAVILUX product range is the primary alternative in such technology for suppliers of industrial quality monitoring systems. Read more about the technology and benefits.

News

 

  • Show all categories
  • CAVILUX HF
  • CAVILUX HF UHS
  • CAVILUX Smart
  • CAVILUX Smart UHS
  • COMBILASER
  • distributor
  • Fair
  • fairs
  • High-speed imaging
  • Laser illumination
  • MIT
  • motion analysis
  • Quality
  • Schlieren
  • Shockwaves
  • Welding
  • Welding industry

Come work with us?

Etsimme uusia hyviä tyyppejä liittymään innovatiiviseen ja positiiviseen tiimiimme. Tarjoamme vakituisia työpaikkoja Tampereella tekniselle ostajalle ja elektroniikan tuotantotyöntekijälle.

Meet Cavitar and our distributors at fairs in 2019

Welcome to meet Cavitar and our distributors at fairs and workshops around the world. This list will be updated as participation to new events are announced.

MIT summer short course on high-speed imaging

Cavitar will take part in and give a presentation on laser illumination at MIT Edgerton Center’s short course on high-speed imaging. The 4-day course will have an extensive coverage of high-speed imaging for motion analysis as well as various systems and techniques.

Thank you to our distributors

Along with welcoming the VISION 2018 fair, that took place in Stuttgart beginning of November, we welcomed our distributors to get an update on our current developments as well as on our latest applications and products.

Thank you for visiting us @ VISION 2018!

A week has passed since VISION 2018 and breaths have been caught. For us the fair always presents an exceptional platform to meet new prospective customers and partners, this year being no exception. Thank you for the excellent and high quality conversations.

Articles about shockwaves by CAVILUX customers

List of reference articles studying shockwaves with CAVILUX illumination lasers from customers like Tohoku University, DLR, Nagoya University, University of Glasgow and Maryland University and more.

Visit our ART GALLERY @ VISION 2018

Welcome to The Invisible World ART GALLERY! Open at VISION 2018.
Come and see modern masterpieces of Welding, Schlieren and Shockwave. Breathtaking imagery of various demanding applications created with laser illumination solutions of highest performance.

Articles about welding by CAVILUX customers

List of reference articles studying welding processes with CAVILUX illumination lasers from customers like Harbini Institute of Technology in China, Luleå University of Technology in Sweden, LABSOLDA in Brazil and more.

Effective and versatile high-power laser illumination

Diode laser illumination enables critical measurements in various industrial and scientific applications. It is an ideal light source for high-speed cameras and machine vision cameras alike. It enables the visualization of applications that may not be achieved with more conventional light sources like LED or halogene lamps. Read about the benefits of this high-power laser illumination.

The COMBILASER project has come to a successful end

The COMBILASER project has ended. Cavitar’s main role in the project was to generate high-quality image data from various laser processes for real-time monitoring purposes.

Popcorn Day January 19th

Popcorn is heated on a hot plate. The shades in the background is the heat that warms the popcorn. The heat is made visible with Schlieren imaging technology. With front illumination one can also see the moment the corn pops.

COMBILASER project ends

The COMBILASER project is coming to its end, and the final steering committee will be hosted by IK4 LORTEK in Spain December 4-5 2017.

Cavitar is part of the EU-project HORIZON2020 COMBILASER consortium

The COMBILASER project where Cavitar is a project partner has published a video giving an insight about the activities.

Cavitar certified to the new ISO 9001:2015 standard

Cavitar’s new certification for ISO 9001:2015 covers sales, design and production of our illumination and monitoring solutions.

Great experience from short course on high-speed imaging at MIT Edgerton Center

Cavitar was happy to took part to the MIT 2017 short course on high-speed imaging and motion analysis and to share its knowledge on laser illumination.

Meet our distributors at fairs in 2017

Many of Cavitar’s distributors will present at various fairs during this year and welcome you at their booths.

Welcome to Visit Us @ VISION 2016!

Welcome to visit us in hall 1 at our booth J52! We look forward to meeting you at VISION!

Images

 

  • Show all categories
  • CAVILUX HF
  • CAVILUX Smart
  • Flow Imaging
  • Halogen light
  • High-speed imaging
  • Paper industry
  • Process industry
  • Surface topography
  • Welding
  • Welding industry

Comparison video: Halogen light vs. CAVILUX laser illumination

Visualization of a discharge of an electrical switch (16 A, B curve) at 2000 frames per second. Electrical switches are key safety components in many systems. High-speed imaging is used to study their operation. Choosing the right lighting matters.

Submillimeter ice crystal formation at 6 km altitude

Image of submillimeter ice crystal formation at 6 km altitude. Image taken with special measurement system installed at the wing of an airplane

Wood Structure with Trans-Illumination

Wood structure and surface properties can be imaged with high-intensity light which can penetrate through dense media. CAVILUX high-power laser illumination is ideal for such applications.

Surface of Foam Structure

Structure of transparent tissue in uniform back-illumination.

Paper Surface Topography

Surface structure of a special tissue when illuminated at a high angle (oblique) with CAVILUX.

Paper Surface Topography

Surface structure of special web when illuminated with CAVILUX laser light at a high angle (oblique).  

Fiber Laser Welding Humping Effect

CO2 laser welding with: Humping effect.

Fiber Laser Welding

CO2 laser welding. Focus on keyhole.

Want to know the latest information about our products and applications?
Subscribe to our newsletter!