Abstract:
The present invention discloses a flow cell optical detection system comprising a light source, a flow cell and a light detector, wherein the light detector is arranged in a separate detector unit that is arranged to be releasably attached to a detector interface, the detector interface being in optical communication with the light source and comprises optical connectors for optically connecting the flow cell and the detector unit in the light path from the light source, and wherein the flow cell is an interchangeable unit arranged to be held in position by the detector unit when attached to the detector interface.
Abstract:
The present invention discloses a flow cell optical detection system comprising a light source, a flow cell and a light detector, wherein the light detector is arranged in a separate detector unit that is arranged to be releasably attached to a detector interface, the detector interface being in optical communication with the light source and comprises optical connectors for optically connecting the flow cell and the detector unit in the light path from the light source, and wherein the flow cell is an interchangeable unit arranged to be held in position by the detector unit when attached to the detector interface.
Abstract:
The invention concerns a spectroscopic measurement device comprising: - a system (2) for focusing a laser beam (3) on a sample to be analysed (4), - a system for collecting and spectroscopically analysing (17) the light rays emitted by the plasma (15), the system for collecting and analysing (17) comprising, in particular, an optic fibre (18) for collecting light. According to the invention, the device comprises: - a motorised system (23) for moving the optic fibre (18), - an optical imaging system (25) for imaging the plasma, in image form, - and a processing and control unit (24) comprising: • means for analysing the image formed by the optical imaging system in order to select an area of interest, • means for controlling the motorised system (23) in order to position the optic fibre in a position enabling it to collect light coming from the selected area of interest of the plasma.
Abstract:
An installation for spectroscopic measurement includes a focusing system (2) for focusing a laser beam (3) on a sample (4) for analysis and a system (17) for collecting and spectroscopically analyzing light rays emitted by the plasma (15), this system (17) including, in particular, an optical fiber (18) for collecting light. The installation also includes a motor-driven system (23) for moving the optical fiber (18), an optical imaging system (25) for imaging the plasma in the form of an image, and a processor and control unit (24). The unit (24) is capable of analyzing the image formed by the optical imaging system in order to select a zone of interest and controlling the motor-driven system (23) in order to place the optical fiber in a position enabling it to collect light coming from the selected zone of interest in the plasma.
Abstract:
This disclosure relates generally to a sampling device, and more particularly, a sampling device that facilitates spectroscopic measurements with a variable path length and the necessary software controlled algorithms and methods for such a device.