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System requirements, Eeprom utilization, About spectrasuite – Ocean Optics Torus Operating Instructions User Manual

Page 9: Sampling system overview, How sampling works

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1: Introduction

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System Requirements

You can use the Torus’ USB connectivity with any computer that meets the following requirements:

• Microsoft Windows – Windows 2000/XP/7; 32-bit and 64-bit and Windows Vista (32-bit only)

• Apple Macintosh – OS X version 10.0 or later

• Linux – Red Hat 9 or later, Fedora (any version), Debian 3.1 or later (Sarge), SUSE (9.0 or later),

Centos (any version), and Ubuntu

EEPROM Utilization

An EEPROM memory chip in each Torus contains wavelength calibration coefficients, linearity
coefficients, and a serial number unique to each individual spectrometer. The spectrometer operating
software application reads these values directly from the spectrometer, enabling the ability to “hot-swap”
spectrometers between computers without entering the spectrometer coefficients manually on each
computer.

About SpectraSuite

SpectraSuite is the latest generation of operating software for all Ocean Optics spectrometers. It is a
completely modular, Java-based spectroscopy software platform that operates on Windows, Macintosh
and Linux operating systems. The software can control any Ocean Optics USB spectrometer and device,
as well as any other manufacturer’s USB instrumentation using the appropriate drivers.

SpectraSuite is a user-customizable, advanced acquisition and display program that provides a real-time
interface to a variety of signal-processing functions. With SpectraSuite, you have the ability to perform
spectroscopic measurements (such as absorbance, reflectance, and emission), control all system
parameters, collect and display data in real time, and perform reference monitoring and time acquisition
experiments. Consult the SpectraSuite manual for hardware requirements when using SpectraSuite (see

Product-Related Documentation

).

Sampling System Overview

How Sampling Works

Ocean Optics components function in a sampling system as follows:

1. The user stores reference and dark measurements to correct for instrument response variables.

2. The light from the light source transmits through an optical fiber to the sample.

3. The light interacts with the sample.

4. Another optical fiber collects and transmits the result of the interaction to the spectrometer.

5. The spectrometer measures the amount of light and transforms the data collected by the

spectrometer into digital information.

6. The spectrometer passes the sample information to your spectroscopy operating software.