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LANDAUER VISION™

LANDAUER VISION™

LANDAUER VISION™

Product catalog summary
Introduction
The document discusses the LANDAUER VISION dosimeter, designed to measure the dose to the lens of the eye, in response to recommendations by the International Commission on Radiological Protection (ICRP) and proposed modifications by the Nuclear Regulatory Commission (NRC).
Product Description
The LANDAUER VISION dosimeter is ergonomic, light, and small, ensuring it does not interfere with the user's activity or view. It is made from a durable plastic that is resistant to twisting and can be placed close to the eye for accurate dose measurement. Key features include:
  • Ergonomic design for unobstructed vision.
  • Compact size for proximity to the eye.
  • Flexible installation on various PPE.
  • Laser-etched identification for user clarity.
  • Protected sensor for easy sterilization.
  • Consistent and accurate dose data reporting.
Measurement Method
The dosimeter uses a lithium fluoride thermoluminescent dosimeter (TLD) chip within a polyamide holder. The chip emits visible light proportional to radiation exposure when heated.
Compliance and Standards
The dosimeter complies with IEC 62387-1:2012 standards for passive integrating dosimetry systems and has been characterized by the Henri Becquerel French National Laboratory.
Applications
Suitable for personnel in:
  • Interventional radiology.
  • Diagnostic procedures.
  • Nuclear medicine.
  • Nuclear industry maintenance.
Technical Performance
The dosimeter measures photons and beta particles with a dose range from 10 mrem to 1000 rem. It maintains a standard deviation of less than 9% and operates effectively within specified energy and angular responses.
Environmental Resistance
The dosimeter is resistant to temperatures up to 104°F, humidity up to 90%, and light exposure.
General Characteristics
It measures photons, including beta, X-rays, and gamma rays, and can be sterilized using specific disinfectants. It can be applied to various protective gear and worn with or without PPE.
Conclusion
The LANDAUER VISION dosimeter offers a reliable solution for monitoring radiation exposure to the lens of the eye, with proven technology and compliance with international standards.
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Catalog excerpts

LANDAUER VISION™-1

The International Commission on Radiological Protection (ICRP) has recommended to lower the dose to the lens of the eye and the Nuclear Regulatory Commission (NRC) has proposed modifications to 10CFR20. A Dosimeter Designed For Lens of Eye Dose Ergonomic, light and small, the LANDAUER VISION dosimeter does not affect the user’s activity and view. It is made from a plastic resistant to twisting. The dosimeter is flexible and can be placed close to the eye, providing a more accurate measurement of the lens of eye dose. • Ergonomic - lets the user wear it without any interference with field of vision • Small and Compact - allows wearing near lens of eye for worker monitoring • Flexible - makes it possible to install in front or behind, in horizontal or vertical orientation on most Personal Protective Equipment (PPE) • Laser etched wearer information - provides clear user identification and wear period • Sensor protected inside an ultrasonically sealed cap - enables easy sterilization by cold wiping or brushing • Hp(3) individual dose equivalent - reports consistent and accurate lens of eye dose data Suitable for Personnel Involved In: Laser-etched Itentiftofon • Interventional radiology (e.g. fluoroscopy) • Diagnostic procedures • Other medical procedures resulting in prolonged radiation exposure to lens of eye • Nuclear medicine • Nuclear industry (e.g. planned or emergency maintenance at nuclear power plants) The cap with titanium oxide particles is laser etched for permanent marking and identification. This also allows for easy cleaning. Measurement Method The LANDAUER VISION dosimeter is composed of a polyamide holder with a cap, which contains a lithium fluoride thermoluminescent dosimeter (TLD) chip. This radiation dose detector chip is placed inside a cavity on the cap which is sealed by ultrasound welding. The information is laser marked on the cap making it nonerasable. When the chip is heated, visible light is emitted in proportion to the exposure of ionizing radiation. Compliance With Standards IEC 62387-1:2012 - Passive integrating dosimetry systems for personal and environmental monitoring of photons and beta radiation - Radiation protection instrumentation. Laboratory Qualifications • Participation in national and international inter-comparisons • Dosimeter characterization carried out by an independent reference laboratory: Henri Becquerel French National Laboratory (LNHB) - CEA

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LANDAUER VISION™-2

LANDAUER VISION can be applied to glasses, visors and caps. Selfgripping pads ensure a secure fit. It can be worn with or without PPE. Non-lead glasses without PPE are optional. Environmental Resistance Characteristics General Characteristics Learn More Visit landauer.com/vision-eye-dosimeter Trusted Reputation. Access to Expertise. Proven Technology.

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