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Extremity Dosimeter

Rings and fingertip dosimeters are ideal for low or high energy beta, X-ray or gamma radiation monitoring of hands and fingers.

Single Chip nLiF:Mg, Cu, P Powder Chipstrate (TLD100H)

Tag Features

  • Cold sterilization capability
  • Consists of one powdered lithium fluoride element in a single-piece construction
  • Available in four sizes


Varying Sizes

Ring dosimeters vary in sizes from small to extra large to accommodate a variety of finger sizes.


Flexible, smooth plastic design enables just enough give to make it easy to wear and comfortable over or under gloves.

Easy Identification Labeling

Readable labels make it easy to determine which ring belongs to each user.

Technical Specifications

MeasuRing Dosimeter


Single chip nLiF:Mg, Cu, P powder

chipstrate (TLD100H)

Badge Type

19 = MeauRing

Holder Type

MS = Small size 5.5 (16.1 mm)*

MM = Medium size 8 (18.1 mm)*

ML = Large size 11 (20.6 mm)*

MX = XLarge size 14.5 (23.4 mm)*


NVLAP (Code: 100555-0)

HSE (United Kingdom)


CNSC (Canada)

Minimum Reportable Dose

20 mrem (0.20 mSv)

Useful Dose Range

20 mrem - 1000 rem (0.20 mSv -
10 Sv)

Energy Response

Photon 20 keV - 6 MeV

Beta 0.251 MeV - 5 MeV


Sealed ring allows for cold


* Approximate ring sizes and measurements.

** Cold sterilization using Glutaraldehyde of <5% by weight or ortho-Phthalaldehyde (1,2 – benzenedicarboxaldehyde) of <1% by weight.
The use of sterilization solutions should be in accordance with manufactures instructions.

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