Free Radiation Absorbed Dose Tool

Convert between 4 supported units including Gray (Gy), Milligray (mGy), Centigray (cGy) with adjustable precision and a documented conversion methodology.

What this converter covers

Convert absorbed radiation dose between gray, milligray, centigray, and rad.

Worked example

1 Gray (Gy) = 100 Rad (rad)

Important unit notes

•Absorbed dose measures energy deposited per unit mass.
•Gray should not be confused with sievert, which is used for equivalent or effective dose and includes radiation or tissue weighting.

Conversion factors are maintained against documented standards and definitions. Some displayed decimals are rounded for readability.How accuracy is handled·Sources

Supported units

Gray (Gy)

Milligray (mGy)

Centigray (cGy)

Rad (rad)

About this converter

This tool converts through a consistent base-unit relationship defined for the radiation absorbed dose. It is designed for quick everyday use while preserving more internal precision than is normally useful to display.

Read the conversion methodology →

Browse category