Absorption Spectroscopy
Ibsen Photonics offers a number of OEM spectrometer modules and spectrometer gratings with the following distinct benefits for absorbance spectroscopy:
- Large absorbance range due to low stray light
- Low noise due to NMOS/InGaAs detector technology
- fast scans due to high throughput transmission gratings
- Robustness for portability and field usage
- Low temperature dependance
Products
| Wavelength range | UV | UV-VIS | VIS | VIS-NIR | NIR | XNIR |
|---|---|---|---|---|---|---|
| Resolution | 0.75 nm | 1 nm | 1 nm | 3 nm | 6 nm | 6 nm |
| Absorbance range | 0 - 3 a.u. | 0 - 3 a.u. | 0 - 3 a.u. | 0 - 3 a.u. | 0 - 3 a.u. | 0 - 3 a.u. |
| Absorbance error | 40 micro a.u. | 40 micro a.u. | 40 micro a.u. | 40 micro a.u. | 55 micro a.u. | 55 micro a.u. |
| Product | RSU-200 | Contact Ibsen | RSV-200 | RST-200 RSS-200 RSS-220 |
RSN-445 RSN-465 |
RSX-465 |
| Grating | 2847 l/mm | Contact Ibsen | 1379 l/mm | 966 l/mm 1500 l/mm |
622 l/mm | 459 l/mm |
What is absorbance spectroscopy?
Absorbance spectroscopy is a molecular spectroscopy method that uses the wavelength dependent absorption characteristics of materials to identify and quantify specific substances.

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