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Ocean Optics RaySphere User Manual

Raysphere, Solar simulator analysis made easy

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The New RaySphere Solar Analysis System

Meet the new optical measurement system for
absolute irradiance measurements of solar
simulators and other radiant sources. The new
RaySphere from Ocean Optics measures absolute
irradiance over spectral ranges from the UV to the
NIR (350 to 1700 nm).

This portable system is ideal for solar simulator
manufacturers and research and development
labs as a tool to validate the output of installed
solar flashlamps. The flash of a solar simulator is
used within the photovoltaic (PV) manufacturing
process for the binning of cells according to
spectral response and for final PV module
efficiency measurements.

The RaySphere system delivers the accuracy and
resolution needed to measure and analyze the
performance and stability of the flasher with
ultralow jitter triggering electronics for timing the
measurement to the flashes. Calibration has been
validated by an accredited certification lab to
ensure accurate detection, enabling evaluation
and qualification of the spectral distribution of
solar flashers and simulators according to the
IEC 60904-9 (2007) standard.

The system includes two thermoelectrically cooled
detectors that perform repeatable and accurate
spectral analysis of solar flashers from 350 to
1700 nm. A second version contains a single
cooled detector for measurement to 1100 nm.

RaySphere

Solar Simulator Analysis Made Easy

www.oceanoptics.com | [email protected]

+1 727-733-2447

SPECTROMETERS | SAMPLING ACCESSORIES | WORLD CLASS SERVICE

RaySphere includes high-speed electronics and an intuitive powerful software
interface. Brief measurement times enable detection of a complete spectrum
during a flash or even during a portion of the flash. The measurement can be
triggered by a fast response photodiode that reacts on the increasing intensity
of the flashlight with sub-microsecond response times.

Features

- Intuitive graphical interface
- Graphical and table display of classification results by wavelength bin
- Output of actual spectra in mW/cm^2/nm
- Output of actual measurement and triggering timing with +/- 41 µs

resolution

- Printable classification report

RaySphere

RaySphere 1700

Spectral range:

350-1100 nm

300-1700 nm

Spectral resolution:

1.9 nm (FWHM) for 300 - 1100 nm

12.5 nm (FWHM) for 1100-1700 nm

Optical input:

50 mm integrating sphere

Detector types:

TEC stabilized

Hamamatsu CCD sensor

TEC stabilized

Hamamatsu InGaAs

sensor

Dynamic range:

25000:1 (Back-thinned Si)

15000:1 (InGaAs)

Corrected linearity:

>99.8%

Minimum integration time:

8 ms

Calibration:

Calibrated for irradiance measurements using national

traceable standards (NIST, PTB, CNIM)

Calibration Accuracy:

Validated by accredited certification institute, typical

values better than 2% accuracy in 400-1100 nm range

Triggering options:

Built-in photo trigger, external trigger, manual trigger

Operating environment:

Ambient Temperatures 10-35 ºC

Software:

Custom Analysis Software for Windows XP, Vista and

7 (32 and 64 bit)

Communications:

USB 2.0 high-speed

Specifications

Photo-Trigger Specifications

Jitter (Realtime):

<100 ns

Jitter (Software displayed):

164 µs

Minimum measurement time: ~9 ms
Programmable trigger delay: 1040 µs - 168 ms
Trigger delay increment:

2.56 µs

Time resolution of display:

+/- 41 µs