Technical Articles

Micro-Epsilon Group has published these technical articles:

(Vision and Color Sensing)
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Confocal chromatic sensors offer modern technology allied with high speed and maximum precision. These characteristics make these versatile displacement and distance sensors suitable for the high...
(Displacement Sensing)
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Despite their frequent use, terms such as accuracy, resolution, repeatability and linearity are often misunderstood. As critical factors in the selection of a displacement sensor as well as in many...
(Displacement Sensing)
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Although red laser triangulation displacement sensors have been in use for more than 20 years, blue laser versions are also now available. Before selecting which colour to use, it is important to...
(Proximity or Presence Sensing)
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Sensors that detect motion, position, rotation, and the presence of objects are essential in hundreds of applications, from aircraft to elevators, garage doors to vehicles, and in the equipment used...
(Vision and Color Sensing)
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Electrolytic galvanization is used in the surface finishing of steel and aluminum strips. This process is not only useful for corrosion and wear protection, but also for coloring. In order to meet the...
(Linear Position Sensing)
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Electronic Wood Systems GmbH (EWS) has launched the "dimension scan" a new approach to the automated measurement of finished boards. The market leader in measurement systems for the wood processing...
(Temperature Sensing)
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With our eyes we see the world in visible light. Whereas visible light fills only a small part of the radiation spectrum, the invisible light covers most of the remaining spectral range. The radiation...
(Inspection Tools and Instruments)
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On behalf of well-known automotive vehicle manufacturers, the Institute of Dynamics and Vibration Research (Institut für Dynamik und Schwingungen, TU Braunschweig) carries out brake disc testing....
(Displacement Sensing)
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Conventional capacitive sensors are known from simple tasks e.g. as proximity sensor or for fill level measurements. With corresponding design and evaluation electronics, these sensors can also be...
(Linear Position Sensing)
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The "CURE" for the Common Triangulation Laser....
(Vision and Color Sensing)
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Car attachments such as parking sensors are painted separately. However, during assembly there must be no difference in colour between the parking sensor and the bumper, which means the two colours...
(Vision and Color Sensing)
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Plastic floorboards are made of coloured granules and shaped by extrusion. After the production process, it must be guaranteed that the colour of the floorboards is homogenous and that there are no...
(Vision and Color Sensing)
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A well-known German car manufacturer relies on pokayoke mechanisms for assembling interior components. The poka-yoke process prevents product defects due to random human errors and ensures that all...
(Inspection Tools and Instruments)
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The new optoNCDT 1320 and 1420 laser triangulation sensors from sensor specialist Micro-Epsilon are a world first in miniature design. They are used in pick-and-place machines, the food industry or in...
(Linear Position Sensing)
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In order to test the suitability of new materials for dental fillings, the surface deterioration and robustness need to be determined. In order to measure this deterioration, the two companies...
(Displacement Sensing)
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For many years laser triangulation has been one of the most favoured technologies for measuring displacement. From the very early days, a red laser light was used as the receiving element as this had...
(Linear Position Sensing)
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Mabotic develops and manufactures various designs of digital scanning units. scanCONTROL laser scanners are often used for digitisation of parts....
(Displacement Sensing)
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Very small displacements, both static and dynamic, are normally generated by piezo actuators. High precision displacement sensors ensure that these displacements are measured to the required nanometre...
(Displacement Sensing)
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Micro laser sintering technology is an additive production technology based on digital 3D design data, whereby a component is constructed layer-by-layer from metal powders using a laser beam. This...
(Inspection Tools and Instruments)
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When assembling brake discs in cars, the correct brake disc has to be chosen before each stage of production. Since there are many different types of discs, these have to be sorted accordingly before...
(Displacement Sensing)
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As in many industrial areas, automation is increasingly found in medical technology. A sensor that measures and monitors movement is used in numerous applications where devices are being moved...
(Displacement Sensing)
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Displacement measurement in a hydraulic cylinder is a challenging task since a reasonable solution cannot often be easily found. For example, for truck-mounted cranes a load torque limiter is required...
(Displacement Sensing)
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Non-contact displacement sensors using the eddy current principle have proven their value for measuring displacement, position and gap. Measurements which, a few years ago, were considered impossible,...
(Machine Vision Equipment)
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For many people, the enjoyment of chocolate brings zest to their lives. But it's not only taste that matters; it should also be a feast for the eyes too. The customer expects impeccable appearance...
(Linear Position Sensing)
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Surgical procedures require a perfect view of the operating area. Here, the surgeon is often supported by a surgical microscope. To enable the surgeon to best position the microscope and to give the...
(Displacement Sensing)
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Modern industrial processes place high demands on optical measurement technologies. As well as increasing production speeds and a need for ease of integration with these processes, harsh operating...
(Displacement Sensing)
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With increasing requirements for modern tyres such as service life characteristics, weight reduction and simultaneous costs minimisation for the use of resources, the complexity of the tyre components...
(Vision and Color Sensing)
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Conventional colour sensors struggle to provide accurate measurement results on curved or structured surfaces. The colorCONTROL ACS7000 inline colour measurement system developed by Micro-Epsilon is...
(Displacement Sensing)
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With the eddyNCDT 3060, Micro-Epsilon has developed a powerful displacement measuring system based on the eddy current principle, which combines precision, speed and temperature stability in a unique...
(Linear Position Sensing)
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Robot technology has been booming for years now and the market is growing enormously. Modern industries all over the world are increasingly relying on more intelligent robots that operate at high...
(Metals and Alloys)
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Slabs, sheets or strips of steel, aluminum or non-ferrous metals are manufactured with ever tighter manufacturing tolerances. A decisive parameter in the production process is the thickness of the...
(Temperature Sensing)
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Infrared sensors are the preferred choice for a temperature measurement in applications where the target is moving, especially when fast and non intrusive thermal readings need to be acquired. High...
(Inspection Tools and Instruments)
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The reflectCONTROL Automotive and surfaceCONTROL Robotic inspection systems provide easy, fast and reliable quality inspection of surfaces. From a complete chassis to a single painted part, smallest...
(Temperature Sensing)
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There are many factors to consider when selecting a non-contact thermal measurement device. While emissivity and wavelength are crucial when measuring the temperature of specific materials or objects,...
(Proximity or Presence Sensing)
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Laser triangulation sensors project a red or blue laser beam onto the surface. The light reflected from the spot is imaged by an optical receiving system onto a position-sensitive element in the...
(Proximity or Presence Sensing)
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Sensors that measure the distance to an object have many application areas in the manufacturing industry and in quality control. The requirements for the measurement system differ substantially...
(Vision and Color Sensing)
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In non-contact monitoring of continuously produced transparent strips of film, each millimetre of strip produced must be identical in colour. As well as colour fluctuations, streaks can occur during...
(Vision and Color Sensing)
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The identityCONTROL TID 8303.I measurement system is based on structured light projection and is able to detect tyre type on the conveyor line during production....
(Temperature Sensing)
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For industry applications and test benches, infrared thermometers offer long-term monitoring, overheating control and can track warming-up and cooling-down processes....
(Displacement Sensing)
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Offering extreme resolution and high measuring rates, laser triangulation sensors accurately measure displacement, position and vibrations on an engine manifold, powertrain or car body....
(Linear Position Sensing)
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The different optical measurement techniques play an essential role in the increasingly automated production and inspection processes, measuring produced components and recording measurement points...
(Displacement Sensing)
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Both eddy-current sensors as well as inductive switches and displacement sensors have been used for many years, each having their respective advantages when it comes to measuring position and...
(Temperature Sensing)
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In plastics processing where thermal processes play a particularly important role, temperature is the crucial measurement parameter. Only precise temperature control ensures high, consistent product...
(Displacement Sensing)
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Measuring the deformation of brake discs under load while braking is an ideal task for the optoNCDT 1700BL. Due to the short wavelength of the blue-violet laser used, the light emitted from the...
(Temperature Sensing)
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For documentation of welding parameters, power source calibration or defect analysis in arc welding, stud welding or resistance welding processes, the company HKSProzesstechnik has developed a system...
(Displacement Sensing)
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An inspection system for incoming goods inspection has been developed for a manufacturer of pre-stressed concrete, which detects the profile depth of delivered batches and continuously records this...
(Displacement Sensing)
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Innovative and accurate sensor technology is redefining automotive testing and development....
(Displacement Sensing)
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Every type of test rig today represents a complex interaction of mechatronic disciplines. These consist of the mechanical design and the complete software for the control of the test rig and...
(Linear Position Sensing)
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Increasingly complex processing, optimisation of raw material costs or new standards mean there is a continually growing demand for sensor technology. Optical measuring techniques are becoming more...
(Displacement Sensing)
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The laser triangulation sensors enable high precision measurement for high-speed applications....
(Displacement Sensing)
From this Article:
The different optical measurement techniques play an essential role in the increasingly automated production and inspection processes, measuring produced components and recording measurement points...
(Displacement Sensing)
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Metal strip is used as a raw material in the manufacture of numerous products and so is directly linked to the final quality of the end product. Therefore, metal strip needs to be examined for...
(Machine Vision Equipment)
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Is visual appearance everything? Perhaps not everything, but it's certainly a decisive factor! The first impression of a product significantly influences the purchasing decision. Particularly when it...
(Proximity or Presence Sensing)
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The principle of triangulation - the geometric measurement using three-point relationships - has been known for many centuries. In the 18th century, this land survey method established itself in...
(Proximity or Presence Sensing)
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Modern sensors and measuring systems facilitate medical operations, they automate research and they contribute to the ergonomics of medical equipment....
(Displacement Sensing)
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In the production of aluminium strips, strip thickness is one of the most important parameters, since it is significant for further processing. Width too plays a major role - among other things when...
(Temperature Sensing)
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Monitoring and regulating temperature is an essential part of a wide range of industrial processes. Accurate management of this key parameter can ensure optimal process efficiency, high-quality output...
(Displacement Sensing)
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Displacement measurement using draw-wire sensors can be compared to taking measurements with a tape measure. For more than 60 years, wire has been used to measure position and distances between 50mm...
(Displacement Sensing)
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The pharmaceutical industry is renowned for its innovations. However, developments in the field of research often pose challenges for industrial production. Consequently, a well-known pharmaceutical...
(Displacement Sensing)
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Since the last amendment of EEG 2009, wind turbines have had an enormous market potential as the latest addition stipulates that electricity generation targets using renewable energies will increase...
(Inspection Tools and Instruments)
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Automotive tires are the only direct connection between the vehicle and the road surface. In terms of safety and performance, flawless, high quality tires are critical. Therefore, quality control is a...
(Inspection Tools and Instruments)
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A profile rolling mill processes profile steel in reversing operation. This means, the workpiece is passed through the universal rolls in both directions...
(Temperature Sensing)
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In plastics processing where thermal processes play a particularly important role, temperature is the crucial measurement parameter. Only precise temperature control ensures high, consistent product...
(Displacement Sensing)
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Eddy current displacement sensors from Micro-Epsilon occupy a special position amongst inductive displacement sensors. Insensitive to environmental influences such as temperature, pressure and dirt,...
(Inspection Tools and Instruments)
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Pipelines must be inspected to ensure that there are no cracks or deformations inside. The scanCONTROL laser scanner from Micro-Epsilon masters this task at the highest precision. Defects inside the...
(Inspection Tools and Instruments)
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Due to safety and cost reasons, wind turbines require 24/7 monitoring. Lightning, defective rotor blades or tower movements due to localized storms can have serious consequences until the wind turbine...
(Displacement Sensing)
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In the highly automated vehicle production industry, measurement technology in robots and processing lines is helping to ensure high-quality, precise, safe and reliable operations....
(Inspection Tools and Instruments)
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The automotive production is highly automated. Measurement technology in robots and processing lines is involved in nearly every step of production. The demand for quality, production safety and...
(Displacement Sensing)
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When a standard sensor does not meet its set requirements, users often turn to customer-specific solutions. But what can we do when the demands of the application exceed the sensors' physical...
(Displacement Sensing)
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High precision eddy current sensors for automotive development....
(Linear Position Sensing)
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The company „Paul von der Bank" in Hilden (Germany) develops and manufactures modular-designed robotic welding cells and fully automatic production and processing lines. To ensure high production...
(Displacement Sensing)
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A new generation of turbocharger rotation speed sensors for test-cell and on-vehicle testing enables more precise measurements on turbocharger blades made from titanium or aluminium....
(Inspection Tools and Instruments)
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In industry, the need for adhesive film is increasing. When producing the film, depressions and folds often occur, rendering the film unusable. Therefore, the customers' requirements for an impeccable...
(Temperature Sensing)
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High quality PCBs with SMD components are repaired in rework stations. Hot air is used to remove any defective components and residual solder, to perform solder paste printing and to solder new...
(Nondestructive Testing Equipment)
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This application note describes the measurement of a mobile phone objective lens using Shack-Hartmann wavefront metrology....
(Displacement Sensing)
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Almost all modern washing machines in the top end and medium price ranges have an automatic load detection feature. Using this function, the washing machine is able to react and adapt to the fill...
(Displacement Sensing)
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Thickness is a common topic in measurement technology. Different measuring principles and approaches enable various thickness measurement options: thickness measurement from one side with one or two...
(Linear Position Sensing)
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Mineral cotton is often used for heating insulation of buildings. However, as well as the homogenous material structure, thickness is also a critical factor in ensuring the right insulation...
(Displacement Sensing)
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Laser displacement sensors are often used for measuring distance, movement and dimensions. If the measured values from two sensors are evaluated together, the thickness of an object can be determined...
(Linear Position Sensing)
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Gantry and overhead cranes are guided on rails. Rail-guiding elements (wheel flanges, guide pulleys) ensure that the crane stays on the rails. Due to uneven distribution of mass, track errors, rails...
(Displacement Sensing)
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Displacement can be measured in various ways by using a number of different physical measuring principles. Some years ago, displacement sensors were still relatively large in their housing design,...
(Displacement Sensing)
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Current developments in the energy sector are driving the use of alternative energies. The intensive research being undertaken in this sector is producing many new and exciting technologies....
(Displacement Sensing)
From this Article:
Both eddy-current sensors as well as inductive switches and displacement sensors have been used for many years, each having their respective advantages when it comes to measuring position and...