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Gamma Calculator Pro

by Gerrit kleyn Winkel
Pay once $3.99 3.6 · 19 ratingsiPhone & iPad
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About Gamma Calculator Pro

Save time with this exposure calculator for Iridium-192, Selinium-75 and Cobalt-60 sources.

No more need to calculate the formula or use of the "old-school plastic calculator"

Read more

Simply fill in the thickness, activity(in Curies) and source-film-distance and you get the correct exposure time.

R factor for different densities and film types.

For materials: Iron(steel), Concrete, Tungsten, Lead, Aluminum, Titanium, Copper, Zinc, Brass, Inconel X, Zirconium and Uranium.

Features:

- Exposure Time calculator

- Geometric Unsharpness calculator

- Exposure Correction calculator

- Decay calculator

- Barricade calculator

- Pipe Schedule selector (single/double wall)

- Weld enforcement setting

- Iridium 192 Emissivity setting

- inch/mm setting

How it charges

Pay once $3.99

Paid once — $3.99 — with no in-app purchases.

The store lists no in-app purchases.

Checked against the store listing on Oct 29, 2026. Something wrong? Tell us

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