# Technical Support

> Articles on microspectrophotometer and Raman spectrometer design, spectroscopy science, units, choosing wavelengths, paint analysis and questioned documents.

Source: https://www.microspectra.com/technical-support/

## Pages in this section

- [CRAIC Technologies™ Workshops and Published Papers](https://www.microspectra.com/technical-support/115-craic-technologies-workshops-and-published-papers/): Jiang, Menghua, Shawn Yohanes Siew, John YE Chan, Jie Deng, Qing Yang Steve Wu, Lei Jin, Joel KW Yang, Jinghua Teng, Aaron Danner, and Cheng-Wei Qiu.…
- [Microscope Photometer Design](https://www.microspectra.com/technical-support/154-microscope-photometer-design/): The microscope photometer is designed to measure the intensity of electromagnetic radiation from the UV through the visible to the near infrared regions.
- [CRAIC Technologies Microscope Photometer Science](https://www.microspectra.com/technical-support/155-microscope-photometer-science/): When photons interact with matter, such as when light is focused onto a sample in a microscope, it can either be reflected, absorbed and then re-emitted, or…
- [Microspectroscopy Units](https://www.microspectra.com/technical-support/156-msp-units/): Spectral Unit Conversions Nanometers Nanometers = 10^7 / Wavenumbers Nanometers = 1000 * Microns Microns (Micrometers) Microns = 10^4 / Wavenumbers Microns…
- [Advantages of Ultraviolet Absorption of Proteins](https://www.microspectra.com/technical-support/186-protein-absorption-advantages/): There are two main methods for detection of proteins and protein crystals.
- [How a UV-Vis NIR Spectrophotometer Works and Its Design](https://www.microspectra.com/technical-support/248-spectrophotometer-design/): Spectroscopy is the study of how electromagnetic energy interacts with matter.
- [Paint Analysis](https://www.microspectra.com/technical-support/272-paint-analysis/): Paint and other types of coating materials are used to both protect and beautify.
- [Questioned Documents](https://www.microspectra.com/technical-support/273-questioned-documents/): Questioned documents are any type of document that needs to be analyzed.
- [Online Support](https://www.microspectra.com/technical-support/281-online-support/): All of CRAIC Technologies™ microspectrophotometer and microscope customers with current Warranties or Service Contracts may use the CRAIC Technologies web…
- [Raman Spectrometer Design](https://www.microspectra.com/technical-support/283-raman-spectrometer-design/): The Raman spectrometer, such as CRAIC Technologies™ LightBlades-R™, measures the intensity of electromagnetic energy wavelength by wavelength from a sample…
- [Why Does Your Spectrophotometer Have to Measure Different Wavelengths?](https://www.microspectra.com/technical-support/441-why-does-your-spectrophotometer-have-to-measure-different-wavelengths/): Different compounds interact with light of different colors (or wavelengths of light).
- [How to Choose the Wavelength for a Spectrophotometer](https://www.microspectra.com/technical-support/443-how-to-choose-the-wavelength-for-a-spectrophotometer-2/): If working with unknown compounds, it is best to take an absorbance spectrum (or reflectance spectrum for opaque materials).for as large a range as possible…
- [Science of Spectroscopy](https://www.microspectra.com/technical-support/59-spectroscopy-science/): The UV-visible-NIR microspectrophotometer is designed to measure spectra of microscopic areas or microscopic samples.
- [Vitrinite Reflectance Standards](https://www.microspectra.com/technical-support/96-vitrinite-reflectance-standards/): CRAIC Technologies™ Vitrinite Reflectance Standards: Precision Calibration for Vitrinite Reflectance Measurement Systems