This Watt Meter System combines a model S471 portable photometer and a 2575 mini integrating sphere - with a high-performance silicon Radiometric sensor. It provides simple and accurate measurement of Radiant Flux in units of Watts or mW from laser sources or other focused light sources.
Under the UDT Instruments brand, Gamma Scientific manufactures a broad range of precision photometers, radiometers, colorimeters and photosensors for optical measurement application.
Precision-matched Measurement Solutions
S471 Optical Power Meter
- High Accuracy Measurements
- Programmable Average Readings in Low Pass or Boxcar Average
- High Speed Update Rate
- Optional USB to Serial Bridge Converter
- Long Battery Lifetime or Use External Power
2575 Integrating Sphere
- Standard Calibration in W or mW at User-Specified Wavelength
- Dynamic Range from 3 x 10-8 to 9.5 x 10-1 W
- Calibration Range from 450 to 1100 nm
- 50 mm Sphere with 5 mm Entrance Aperture
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S471 OPTICAL POWER METER GENERAL SPECIFICATIONS |
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Update rates |
RS-232 (Display Enabled) > 2 times per second RS-232 (Display Disabled) up to 53 times per second |
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Measurement |
Direct Measurement RS-232 interface and analog output |
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Analog Output Scale |
± 1, 2 or 4 VDC |
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Communication Rate |
9600 Baud |
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Operational Battery Life |
32 Hours with backlight on 24 Hours with backlight off |
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Operating Temperature |
10 to 60° C |
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Storage Temperature |
-20 to 35° C for up to 1 year |
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External Power Source |
100 to 240 VAC at 1A, 50 to 60 Hz or 12 VDC at 3.3 A, 40 W max |
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Internal Power Source |
Rechargeable integral battery pack 5 NiMH AA, 1800 mAHr batteries |
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Calibration Capacity |
9 Continuous or 50 single-point |
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Calibration Traceability |
Traceable to NIST |
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Relative Humidity |
Up to 99% (non-condensing) |
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MODEL S2575 SILICON SENSOR WITH INTEGRATING SPHERE |
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Standard Calibration(s) |
Optical Power in mW at user-specified wavelength |
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Dynamic Range |
3.0 x 10-8 to 9.5 x 10-1 W |
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Standard Calibration Range |
350 to 1100 nm |
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Typical Response |
1.7 x 10-3 A/W @ 940 nm |
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Integrating Sphere Diameter |
38.1 mm |
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Entrance Aperture Diameter |
5 mm |
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Detector |
Model 260 silicon |
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Specifications are subject to change without notice |
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