The model S2575 Integrating Sphere consists of a model 260 silicon sensor coupled to a model 2575, 50 mm diameter integrating sphere. The unit provides measurements in W or mW.

Our wide range of optical power meters, photometric and radiometric sensors is complemented by ISO/IEC 17025 accreditation by NVLAP (NVLAP lab code 200823-0), resulting in unmatched performance and custom configuration as required.

Key Specifications                                           Part No. U21-00-042

Key Features

Measurement in W or mW

Detector Information

Silicon   0.34 cm2 active area

Rise Time

1 µ sec

Aperture Diameter

5 mm

Dynamic Range

3.0 x 10-8 to 9.5 x 10-1 W

Typical Response

1.7 x 10-3  A/W @ 940 nm

Calibration Range

450 to 1100 nm in 10 nm steps


2 meter, included

Compatible with Handheld & Benchtop series Optical Meters.

Specifications are subject to change without notice.