Cycle of ONYX and TOPAZ dosimeters
The dosimetry service cycle of ONYX® and TOPAZ® is based on a structured organization of all dosimeter processing steps, from preparation through to reuse. It follows a production-oriented approach designed to ensure measurement reliability while simplifying laboratory operations.
LANDAUER provides all the tools required to deliver a ring and eye-lens dosimetry service.
- Assign the dosimeter
Associate dosimeter holder and MP7 detector and assign it to a worker. - Dosimeter assembly
Insert MP7 sensor in ONYX and TOPAZ holders.
Option : tool to insert MP7 OSL sensor and cup in ONYX ring holder. - Ship and wear
Ship the dosimeters for wearing by the end users. - Reception at the laboratory
Scan your dosimeters when back in the lab. - Dosimeter disassembly
Manual disassembly of dosimeters. - Insert MP7 in slide and case with MP7 sensor loader.
- Reading
Load the slide in magazine using OSLR for reading. - MP7sensor disassembly
Remove MP7 from slide and case. - Bleaching
Use OSL table top bleacher.
►► Back to step 1
A complete range of accessories to equip your laboratory
These tools help optimize processed volumes, reduce unnecessary handling, and secure the entire dosimetry chain. They contribute to efficient operations tailored to the constraints of dosimetry laboratories.
TOPAZ®
- Worker monitoring
- Workplace assessment

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ONYX®
- Worker monitoring
- Workplace assessment

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INLIGHT®
- Worker monitoring
- Area monitoring
- Workplace assessment

OSLR 50, 250 & 700
Automatic readers
- Worker monitoring
- Area monitoring
- Workplace assessment
OSLR 1
Manual reader
- Worker monitoring
- Area monitoring
- Workplace assessment
Calibration and control kits
- Worker monitoring
- Area monitoring
- Workplace assessment
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LANDAUER provides a complete service
- advice and solutions tailored to your needs
- on-site delivery and commissioning
- training on operation and first-level maintenance
- on-site and factory maintenance
- phone and email support