Optical Surfaces offers a variety of standard and custom precision flats manufactured of high-stability materials, such as glass, silica, and Zerodur glass-ceramic, in sizes ranging from 105 mm to 600 ...

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 ...

Optical Surfaces Ltd, a leading supplier of high precision reference optical flats to leading research establishments and national standards laboratories worldwide, reports on growing demand for ...

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

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 ...

Large-aperture interferometers are important in the manufacturing and measurement of large-aperture optical elements, which play critical roles in the fields of optical precision manufacturing and ...

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 ...