Ws200-ir

Compact IR-Spectrometer

The compact, high-sensitivity WS200-IR spectrometer is equipped with a non-cooled linear InGaAs image sensor and is well-suited for a wide range of NIR spectroscopic applications, including fluorescence, reflection, transmittance, photometric measurements, and other studies that do not require prolonged signal accumulation. 

  • Non-cooled InGaAs detector

  • Compact monolithic case ensures stability of parameters

  • Diffraction grating, spectral range and resolution are chosen at the time of order placing

  • User-friendly interface compatible with Windows XP, Windows 7/8/10

Key Features:

  • Monolithic, High-Aperture Optical Design: The spectrometer features a robust, rigid construction with no moving parts, ensuring long-term mechanical and optical stability—ideal for demanding lab or field environments.

  • Factory-Calibrated & User-Friendly

    • Comes pre-calibrated by the manufacture 

    • Operates via Full-Speed USB interface for both power and contro 

    • No moving components, minimizing maintenance and maximizing reliabilit 

  • Flexible Light Input Options

    • Equipped with a fixed-width entrance sli 

    • Can be used with or without optical fiber

    • Quartz optical fiber allows versatile system integration and remote measurement 

  • The WS200-IR spectrometer is a compact and high-sensitivity instrument tailored for near-infrared (NIR) applications, offering exceptional stability and ease of use for a wide range of scientific and analytical tasks.

  • The WS200-IR spectrometer offers a range of optional accessories and enhancements that significantly expand its functionality, making it suitable for both broadband and specialized NIR spectroscopic applications.

    Optional Features & Accessories

    • High-Order Separating Compound Filter
      Available upon request, this filter enables accurate broadband spectrum analysis by suppressing overlapping high-order diffraction components.

    • Flexible Optical Fiber Options

      • Can be supplied with VUV or FWF optical fibers in various lengths

      • Enhances adaptability for different setups and spectral ranges

    Light Collection Accessories

    • Condenser PS-2

      • Collects light from samples located at 40 mm distance

      • Ensures efficient light transfer across a wide spectral rang 

    • Condenser PS-3

      • Optimized for shorter distance (29 mm) and wider aperture angle, improving light capture efficiency

    • Adapters for Beam Focusing

      • FA-1: Achromatic adapter with 3D alignment for precise fiber coupling

      • FA-2: Achromatic adapter with axial alignment for simplified beam focusing into fiber

    • Cassegrain Objectives

      • Ideal for collecting light from distant objects (3.5 m to infinity)

      • Suitable for remote sensing and astronomy-related applications

    • Diffuse Attenuator FA-3

      • Safely attenuates laser beam intensity before delivery into optical fiber, preventing detector saturation

    • Liquid Sample Handling

      • Cuvette holder FA-10 for standard sample analysis

      • DipProbes with interchangeable tips for flexible immersion measurements in liquids

    • Fluorescence spectroscopy

    • Reflection and transmission measurements

    • Photometric analysis in the NIR spectrum

    • Any NIR research not requiring long signal integration times

    The WS200-IR offers a practical, high-performance solution for routine NIR spectroscopy, combining stability, compact design, and operational simplicity.

Ws200ir TECHNICAL FEATURES:

    • Spectral range, nm: 780 – 1700

    • Focal length, mm: 87.7

    • F/number: 1:7.7

    • Entrance slit, mm: 0.020 × 3

Diffraction Grating

Diffraction gratings, grooves/mm 150 200 300 400 600
Spectral range of InGaAs detector sensitivity, nm 780–1700
Multichannel array bandpass (average), nm 954 710 464 320 210
Reciprocal linear dispersion (average), nm/mm 74.5 55.5 36.3 26.5 16.6
Spectral resolution (average), nm 4.6 3.4 2.3 1.7 1.0

  • Spectral resolution: depends on selected diffraction grating (see table below)

1) Signal level - 50% of saturation. Exposure time is 10 ms.

2)  Anti-blooming – sensor’s feature eliminating overflow of charges from over-exposed pixels to neighboring ones.

3)  Maximum exposure time is deemed to be the time at which dark signal makes up 25% of the dynamic range at the ambient temperature +25°C.

4) The detector provides two operation modes: wide dynamic range or high sensitivity. Parameters indicated in the table are for the wide dynamic range mode.

    • Detector model: G9204-512D

    • Number of pixels: 512

    • Pixel size, μm: 25 × 500

    • Active area size, mm: 12.8 × 0.5

    • Maximum spectral sensitivity, nm: 1550

    • Antiblooming 1): No

    • ADC number of bits: 16bit, 125 kHz

    • RMS read noise, ADC counts4): < 6

    • Dynamic range: ~ 12000 : 1

    • Min exposure time, ms: 12

    • Max exposure time, s: 2 2)

    • Frame processing time, ms: 4.1

    • Thermoelectric cooling: No

    • Operating temperature: 10 – 30 °С

    • Triggering: internal/external

    • Requirements to external trigger pulse:
      BNC-58 connector, positive polarity, 3-15 VDC amplitude, 5-20 μs pulse duration FWHM

    • Trigger Pulses Parameters:
      positive polarity, 4-5 VDC amplitude, 20 μs pulse duration FWHM

    • PC connection: Full Speed USB

    • Optical input:

      • direct input through the WS200-IR entrance slit

      • Optical Fiber: 0.6 mm diameter, 1m length, SMA-905 connector (optional)

    • Dimensions, mm: 142 × 110 × 80

    • Weight, kg: 1.2

Similar Products:

Previous

WS100
Next

WS300