Optoelectronics

Beamsplitter for wavelengths with different polarisations

16th July 2021
Alex Lynn
0

LASER COMPONENTS has developed a beamsplitter in which the combined beam of a frequency-doubled laser is split in such a way that 50% of each of the two wavelengths is split off, independent of their polarisations. The polarisation of the split beams remains unchanged.

Prior to this new development from our manufacturing facility in Olching near Munich, a two optic system comprising of a traditional beamsplitter and a waveplate were required to achieve this result.  This solution significantly simplifies the setup and maintenance of optical systems.

The original design is for 1030 and 515nm. However, wavelengths, polarisation, and reflection/transmission ratios can be individually customised depending on the application.

LASER COMPONENTS also offers a range of hollow retroreflectors from partners PLX Inc, featuring high accuracy and the ability to withstand harsh environments. For modern FTIR long-path spectroscopy over a wide range and long distances, LC provides PLX hollow retroreflector arrays (HRA). 

Standard retroreflector arrays are comprised of individual 2.5” clear aperture hollow retroreflectors of either 5.0 or 20.0 arc seconds maximum deviation, individually mounted on an aluminium plate. The retroreflectors are spaced very tightly together so that the array acts as one large self-compensating mirror surface. 

The plate is shock mounted in a durable steel housing with a single protective door. The HRA provides high quality wavefronts for perfect parallelism between incoming and outgoing beams for high efficiency returns.  

Cost-effective, user-friendly fibre optic measuring instruments

With Quantifi Photonics’ MATRIQ series, LASER COMPONENTS offers cost-effective testing and measurement equipment for laboratories, universities, and research facilities in which the physical properties of light are used, modified, or measured.

These platform-independent devices connect directly to a computer or network via USB or Ethernet and feature an easy-to-use graphical user interface. Extensive control and display elements can therefore be eliminated. The design of the measuring systems deliberately focuses on the essentials. Thus, the MATRIQ series closes the gap between expensive benchtop systems and handhelds for mobile use.

The MATRIQ series is continuously being expanded. Currently, it includes fibre optic laser sources, tunable lasers, EDFAs, power meters, inline power meters, BER testers, O-E converters, polarisation scramblers and controllers, and a photon Doppler velocimeter.

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