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Need help with your application? Contact us for expert advice on ILT light measurement systems.

ABLE are an Official UK Representative for International Light Technologies and can assist you and your customers in the following areas:

  • Application expertise across the full ILT light measurement range
  • Our factory trained engineers offer after-sales support
  • ILT product training, either in person or via video call

Further to the above, ABLE can offer customised solutions based on your individual requirements. Email us now at info@247able.com

International Light ILT750 Photobiology / Phototherapy Meter

Portable Light Meter for UV Hazard and Phototherapy Compliance Testing

ABLE Instruments are an Official UK Representative for International Light Technologies (ILT), including the ILT750 Photobiology / Phototherapy Meter, a portable light measurement system specifically engineered for photobiological safety, UV hazard evaluation, and compliance testing in medical and industrial environments. The ILT750 is designed to help users meet international safety standards including IEC 62471, ICNIRP, ISO 15858, and ACGIH exposure limits. It features factory-calibrated detectors matched to specific hazard functions, allowing for accurate and reliable assessment of blue light risk, UV-C disinfection safety, phototherapy doses, and erythemal response.

This compact handheld device displays readings in W/m² or mJ/cm² depending on the detector, and is ideal for use in occupational health, dermatology clinics, cleanroom environments, and R&D labs. Paired with ILT’s SenseLight software, the ILT750 supports USB data logging and real-time monitoring for audit compliance and documentation.

Key Features

  • Purpose-built for photobiological safety: Supports IEC, ACGIH, ICNIRP and ISO compliance
  • Interchangeable calibrated detectors: Select based on target hazard function (UV, blue light, erythema)
  • Handheld and portable: Easy-to-use with W/m² or dose (mJ/cm²) display
  • Applications include: UVGI systems, phototherapy, safety compliance, and skin exposure analysis
  • Calibration traceability: NIST-traceable with re-certification options available

Have a particular project in mind? We’d welcome a call on +44 (0) 1189 169 420

Available configurations include sensors for blue light hazard (RG1–RG4), actinic UV exposure, erythema sensitivity, and targeted UV ranges such as UVGI applications. Each unit includes NIST-traceable calibration and can be customised to meet the demands of both regulatory testing and in-field assessments.

ILT750 Specifications:

Measurement Types
Irradiance, dose, hazard-weighted power (W/m², mJ/cm²)
Detector Options
Actinic UV, UV-A/B/C, blue light, erythemal response
Display
Digital LCD display with hold and peak modes
Output / Logging
USB interface with SenseLight software
Power
Internal rechargeable battery (USB charging)
Calibration
NIST-traceable, tailored to detector type