SpectraTrend HT Spectrophotometer

SpectraTrend® HT takes non-contact Color and Height measurement to their highest levels, combining versatility, simplicity and performance in one easy to use compact design. SpectraTrend® HT supports implementation of today’s Total Quality Management programs such as LQM, PAT, Six Sigma, DMAIC, and others that share a common goal of producing consistent product quality and reducing waste..


SpectraTrend HT Spectrophotometer

HunterLab's next generation SpectraTrend HT spectrophotometer takes color quality control to its highest level with 0/30 design for the ultimate in color measurement precision. Combining versatility, simplicity and performance, the SpectraTrend HT reflects almost 60 years of color measurement innovation in one easy-to-use, compact continuous online non-contact color and height measurement.


More Connectivity:

Standard Ethernet communications - enables multiple sensor placements and connections to any PC on the network.
No COM Ports to configure or Cable Distance Limitations.
4-Channel Analog Output Option enables Plant PLC connections.
Easy PC connection using HunterLab's EasyMatch OL-ST software.

More simplicity and Easy to operate for all your color measurement challenges:

Ergonomic push buttons on front panel for configuration, measurement, standarization, and diagnostics.
Easy to read 3.7"diagonal [94 mm] high resolution color front panel display.
Standard Ethernet communications - enables multiple sensor placements and connections to any PC on the network.
Compact foot print requiring very little productions space.
Versatile color measuring modes - individual piece measurements using built-in product detection, or timed measurements of continuous flow products.
EasyMatch OL-ST software provides user configurable data views, trend plots, and product setup menus.
Multi-level access rights and restrictions for managers and operators.

More performance and more capabilities for increased performance and better outcomes:

Long life LED light source and reliable optics ensure low cost of ownership.
High Intensity Output for reliable measurements even on dark products.
Sampling versatility to measure everything from opaque solids, powders, granules and pellets.
Fast and dependable high speed spectrophotometer in a low profile ruggedized NEMA4 case.
Expanded sample storage for 250 setups product standards and tolerances in the sensor and unlimited storage using EasyMatch OL-ST software.
High Speed Measurements (6 per second) - provides more Product Area measured and improved averaging.
2-inch [50 mm] heights compensation range for varying product flow rates or uneven surfaces.
Product color measurement from edge to edge with built-in high speed distance detector.
Advanced filtering options provide the ability to differentiate between product and backgrounds based on height and/or acceptable color range.


  • On-Line 10nm Spectrophotometer
  • Measures web, bulk, and individual product
  • Configurable real time data display
  • Design for harsh production environments
  • Precise continuous and simultaneous height - color measurement
  • Easy integration into plant control networks, or standalone operation


• Display of color and product height for each measurement, with Pass/Failindication
• Multiple Configurable data views show as little or as much information as desired (Color Data Tables, Trend Screens, Spectral Data, Spectral Plots and Statistics)
• Customized Printed Job Reports in either summary form or full details of the color measurements
• Creation of customized templates for color data storage and display
• Ability to add notes to individual color measurements for later reference
• Automatic tolerancing based on color standard
• Definable access privileges permit creation of user groups with defined function capability, from full access manager to limited access operator levels
• Customizable Auto Export of job data to Microsoft Excel format


Simplicity and Flexibility

• Ethernet communications simplifies installation and communication, enabling multiple sensor connectivity to any PC on the network
• No COM ports to configure or cable distance limitations
• Option to connect via plant PLC
• Easy PC connection using HunterLab’s EasyMatch® software