Tuesday, 19 October 2010

What is White Light Scanning?

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White Light Scanning is a process that measures the geometrical characteristics of an object. A white Light Scanner is one of the most accurate tools for measuring 3D objects.

How does the scanner work?

The scanner sends multiple lights towards an object. As the lights hit the object something called “interference” occurs. Interference is defined as “Anything that alters, modifies or disrupts a signal as it travels along a channel between a source and a receiver”.

The differences between the lights are measured and the scanner formulates digital co-ordinates for the object that is being measured. The scanner compares all the different points of the object and the data stored acts as a 3D model which can be used with CAD (Computer Aided Design) software.

What are the benefits of White Light Scanning?

One of the first great things about it is that minimal set up is required. The system can either be worked by an operator or by pre-programing.

It is also a form of non-contact scanning which means that there is no danger of the object being damaged. Another couple of great things about White Light Scanning are that is extremely accurate and very fast. It also can be used on medium to large objects which widens the potential of what is able to be scanned.

Who uses White Light Scanning?

It is useful to many industries, one of the most successful being manufacturing. Dentistry is also another field where it is used. It has helped in surgery planning, training and constructing casts. The scanners also have a lot of applications in the Marine sector.

They can ensure that Yachts parts all fit together correctly and also help optimise a ships propeller performance.

Different Types of White Light Scanner
whitelightscanning

The Steinbichler COMET 5

The Steinbichler COMET 5 is a White Light Scanning Stystem. It provides high speed 3D Measuring and the 3D digitizing is also completed in a timely manner. It is an ideal scanner for a rigorous manufacturing industry or for use in product design.

The Steinbichler COMET Xs

This one is a compact 3D system for fast and easy measurement and inspection of small objects in quality control, reverse engineering, rapid design and manufacturing.

As you can see White Light Scanning is an extremely useful process and one that is used across the board. It is very efficient and accurate in every way.

For more information see White Light Scanning

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