Spectral examination is now the norm in fundamental and applied research, in applications covering detection of chemicals, process instrumentation, characterization of novel materials, and disease ...

Spectrographs are important tools for studying many biological and chemical processes and substances, from pigments to plant growth and nucleic acids to pharmaceuticals, providing information about ...

Despite whether one is manufacturing inexpensive vertical-cavity surface-emitting laser diodes (VCSELS) for consumer electronics or utilizing a tunable mode-locked Ti:Sapphire laser for multi-photon ...

When ordering a plane grating, please use the following example format: P 1200 W x H x Thk 700-900 nm (TM+TE)/2 (-1) constant deviation angle 10° Groove densities: Spectrogon manufactures 600 ...

A brand new spectrograph on the Gemini North telescope has seen first light, detecting elements in a dying star known as the Jewel Bug Nebula. When you purchase through links on our site, we may earn ...

SOLAR SPECTROGRAPH FOR THE POULKOVO OBSERVATORY.—Engineering for July 18 contains a detailed description and several photographs of the 7-metre solar spectrograph by Grubb, which has just been erected ...

DR. SPENCER JONES, the Astronomer Royal, in a recent article 1 on the use of aluminium for coating glass reflecting mirrors, has dealt with its application to astronomy. We have recently carried out, ...