GS-1220 Spectroradiometers

RadOMA GS-1220 spectroradiometers provide a datapoint interval of 0.32 nm and are available in three wavelength ranges:

  • 250 to 900 nm
  • 360 to 900 nm
  • 360 to 1100 nm

 

Applications

 

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Exceptional Sensitivity and Speed for Light Source Characterization

 

  Detector and Wavelength Specifications

 

GS-1220-0

GS-1220-1

GS-1220-2

GS-1220-3

Nominal Spectral Range

250 to 900 nm

360 to 900 nm

360 to 1100 nm

200-1100 nm

Data Point Interval

0.32 nm

0.32 nm

0.35nm

0.52

Spectral Bandwidth

Integrated user-selectable Half-Power-Bandwidth. Highlighted values are factory default settings

10.0 nm

10.0 nm

10.0 nm

20.0 nm

5.0 nm

5.0 nm

5.0 nm

10.0 nm

2.5 nm

2.5 nm

2.5 nm

5.0 nm

1.4 nm

1.4 nm

1.4 nm

2.7 nm

1.0 nm

1.0 nm

1.0 nm

1.8 nm

Wavelength Repeatability

0.02 nm

0.02 nm

0.02 nm

0.03 nm

Wavelength Accuracy

± 0.1 nm

± 0.1 nm

± 0.1 nm

± 0.1 nm

 

 

  Accuracy (1)

Luminous Intensity

± 1%

± 1%

± 1%

± 1%

Luminous Flux

± 1%

± 1%

± 1%

± 1%

Chromaticity (CIE1931 xy) (2)

x,y = ± 0.0015

x,y = ± 0.0015

x,y = ± 0.0015

x,y = ± 0.002

Dominant Wavelength (2)

± 0.5 nm

± 0.5 nm

± 0.5 nm

± 0.5 nm

 

 

  Sensitivity (3)

Luminous Intensity                   (10:1 s:n)

2.0 x 10-5 to 1.5 x 104 cd

2.0 x 10-5 to 1.5 x 104 cd

2.0 x 10-5 to 1.5 x 104 cd

2.0 x 10-5 to 1.5 x 104 cd

Luminous Flux    (300 mm sphere, 10:1 s:n)

1.0 x 10-3 to 2.4 x 105  lm

1.0 x 10-3 to 2.4 x 105  lm

1.0 x 10-3 to 2.4 x 105  lm

1.0 x 10-3 to 2.4 x 105  lm

Illuminance Sensitivity              (10:1 s:n)

2.0 x 10-5 to 1.5 x 104 lux

2.0 x 10-5 to 1.5 x 104 lux

2.0 x 10-5 to 1.5 x 104 lux

2.0 x 10-5 to 1.5 x 104 lux

Measuring Time

3 µsec to 2.67 sec

3 µsec to 2.67 sec

3 µsec to 2.67 sec

3 µsec to 2.67 sec

Measuring Time at 1 mcd          (10:1 s:n)

40 msec

40 msec

40 msec

40 msec

 

 

Common Specifications

Stray Light

< 1.0 x 10-4 

Spectral Sensor

Temperature stabilized high resolution 2048 pixel CCD sensor

Electrical Resolution

16 bit

Dynamic Range

6,670:1 (single scan)

Control Software

USB 2.0 interface with Light TouchTM LED software for Windows®

Operating Temp Range

0 to 35° C

Humidity

< 95% non-condensing

Dimensions

Dash 3:                      150 mm (5.75 in) H x 508 mm (20 in) W x 305 mm (12 in) L.              10.5 kg (23.3 lbs.)

Other Models:         133 mm (5.3 in) H x 305 mm (12 in) W x 260 mm (10.2 in) L                 9 kg    (20 lbs.)

 

(1) Accuracy specifications assume sufficient signal-to-noise ratio and are valid only on certified calibration.

(2) Applies to colored LEDs with sufficient signal;-to-nose ratio.

(3) Sensitivity specifications assume a 10:1 signal-to-noise ratio for white 5000k CCT LED’s

(4 )Luminous flux is with a GS-IS150 integrating sphere calibrated with Deuterium and tungsten standards to cover a 250 to 860nm range.

Specifications are subject to change without notice.

 

Broad Range of Accessories

P/N 17895 Cosine Adapter - provides diffuse optical collection for irradiance and radiance calibration use
P/N 68075-2 2-meter flexible fiber-optic coupler for RadOMA spectroradiometer (VIS/IR)
P/N 68075-4 4-meter flexible fiber-optic coupler for RadOMA spectroradiometer (VIS/IR)
P/N 68075-6 6-meter flexible fiber-optic coupler for RadOMA spectroradiometer (VIS/IR)
P/N 68075-10 10-meter flexible fiber-optic coupler for RadOMA spectroradiometer (VIS/IR)
P/N 68175-2 2-meter flexible UV fiber-optic coupler for RadOMA spectroradiometer (UV/VIS/IR)

Goniometer Systems

Capture complete spectral measurements as a function of angle for LED’s luminaires, lamps and other light modules

Integrating Spheres

Available in a wide range of sizes from 25 mm to 3 meters in diameter, with PTFE, Barium-sulfate or gold coatings.

LED Test Sockets

Accommodate regular, miniature and sub-miniature LED;s and feature a locking flange to ensure proper alignment with the mechanical axis.

RadOMAcam Integration

Radiometric telescope with internal spot projector for precision measurement of NVIS displays and associated lighting.

RS-7 SpectralLED® Tunable Light Sources

Uniform intensity light sources with 35 discrete wavelengths capable of synthesis of commercially available light sources or based on spectra that you import.

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