Two parallel optical surfaces often exhibit colorful fringes along the lines of equal thickness because of the interference of light. This simple phenomenon allows one to observe subwavelength ...

Topography becomes more important in quality assurance for manufacturing. This regards the characterization of macro-sized to medium optics and the optimization of a manufacturing process using a ...

MÖLLER-WEDEL OPTICAL GmbH has developed a simple-to-use workshop interferometer for testing flat objects. The new Fizeau-type INTERFEROMETER VI direct 50 PUL is able to measure the surface flatness of ...

The latest production line of one of China’s largest steel manufacturers is equipped with an innovative optical flatness measurement system, which was developed in Austria. The confirmed comprises a ...

As photonics technology becomes increasingly sophisticated, optical measurements grow increasingly complex. To make reliable measurements, one must consider the characteristics and interactions of ...

Optical Surfaces Ltd (www.optisurf.com) offers a range of standard and custom Precision Flats up to 600mm in diameter manufactured of high-stability materials such as glass, Zerodur and silica.