CAS 140D Array spectrometer for high accuracy light measurement We bring quality to light. CAS 140D

Key features at a glance y High-end CCD detector, cooled and back-illuminated y own to 4 ms integration time D y Spectrograph with minimum stray light and enhanced throughput y Integrated density filter wheel y SB, PCIe or Ethernet interface U y “Plug & play” accessory identification 01 \\ AS 140D – The new reference C for spectral measurement The CAS 140D represents the fourth generation of the worldwide extremely successful series of high-end array spectrometers from Instrument Systems. The previous model CAS 140CT was for many years regarded as the standard for measurement accuracy in spectroradiometry....

02 \\ Equipment and mode of functioning Optimized optical and mechanical design The proven crossed Czerny-Turner spectrograph has been further optimized for even better stray light suppression and a wide dynamic range. The integrated density filter wheel manages without a mechanical position switch and ensures the exact positioning of the filter with an electronic Hall sensor. The CAS 140D thus extends the intensity measurement range to nine orders of magnitude. The instrument can easily measure both very low and very high light intensities. The filter wheel additionally assumes the function...

Equipment / Software solutions “Plug & play” accessory identification The CAS 140D features an automatic accessory identification according to the “plug & play” principle. The user merely mounts the desired measurement adapter on the spectrometer. The instrument recognizes which accessory has been mounted and automatically selects the correct calibration files. This feature makes for extremely reliable measurement operation, including the changing of accessories. Accessory identification ensures reliable use of different measurement adapters. The system automatically recognizes the connected...

Software solutions / LED, OLED & SSL measurement of a source meter or the storage and analysis of a sequence of fast measurements in burst mode. graphic evaluations such as Hue Bin tables and color-vector graphics. In addition, the SpecWin Pro and SpecWin Light support measurements according to the IES TM-30-15 method for the improvement of color perception. Besides the two metric values fidelity and gamut index, it also enables Software development kit with DLL and LabVIEW driver A software development kit (SDK) is available for custom programming or integration into production sequences. In...

Precision test sockets for different LED types. Measurement adapters for CIE 127-conformant evaluations Versatile applications in LED production Angle-dependent characterization with goniophotometers All measurement adapters from Instrument Systems permit the CIE 127-conformant evaluation of radiometric and photometric quantities, as well as all relevant colorimetric parameters such as color coordinates, color temperature, color rendering index and dominant wavelength. Thanks to the fiber connector, they can be easily replaced without loss of calibration. With its high measurement speed and accuracy,...

High-class determination of luminous flux and color with integrating spheres The CAS 140D also achieves impressive results in the measurement of photometric and colorimetric quantities such as correlated color temperature (CCT), color rendering index (CRI) and total luminous flux with the aid of integrating spheres. It is thus ideal for use by lamp manufacturers in production and quality control, where the required measurement accuracy is particularly high with regard to color coordinates. Due to the short measurement times of as little as 4 ms, the CAS 140D is also able to analyze the spectral...

Classification of energy efficiency On the basis of the CAS 140D Instrument Systems also supplies system solutions for determining the classification of the energy efficiency of lamps and luminaires according to EU regulations. For this purpose the spectrometer is supplemented with the appropriate measurement adapters, integrating spheres and optical probes as well as goniometers, in order to measure the multitude of prescribed parameters. A special module of the SpecWin Pro software enables the evaluation of the energy efficiency measurements of the test sample and calculates key characteristics...

measurement Display 05 \\ Solutions for spectral display measurement The CAS 140D is coupled with a TOP 200 telescopic optical probe to form the DTS 140D complete system for spectral display measurement. It was developed for the highly precise analysis of radiance and luminance and the color of displays and backlit symbols. No matter which display technology is to be examined – be it an LCD, CRT, OLED or LED display – the display test systems of the DTS 140D series are universally applicable. In conjunction with a telescopic optical probe, the CAS 140D has a 50 % higher throughput than the previous...

measurement Display DTS 140D NVIS for testing nightvision compatible displays The DTS 140D NVIS was specially developed by Instrument Systems for testing displays and panels according to MIL-L-85762A and MIL-STD-3009. Based on robust array spectrometer technology, the system is an excellent choice for applications in production and quality assurance, where toughness and simple operation are required. Automated measurements are enabled by the pass/fail test functions of the SpecWin Pro software. on a modified version of the CAS 140D, in which the spectrometer stray light was further reduced and...

measurement tasks Further 06 \\ Solutions for further spectral measurement tasks The CAS 140D is ideally suited for all requirements in spectral measurement and photometry. The versatile fiber connector, a broad range of accessories and the balanced software functions enable a wide range of system solutions that cover all regular measurement tasks. Normalized spectra of different UV-LEDs with peak wavelengths at 235, 255, 285, 365 and 385 nm measured with CAS 140CT and PTFE integrating spheres at Instrument Systems. * UV-LED spectra (220-260 nm) used with kind permission from TU Berlin and Ferdinand-Braun-Institut...