Phototherapy Calculators

Increasing your patient’s treatment time (digital timer devices) or dose and back-up time (dosimetry devices) can easily be done without using a time chart!  Just select the calculator below and enter the last treatment.

UVB Time Calculator – Time increases for Digital Timer devices.

UVB Dose Calculator – Doses in milliJoules and back-up times for Dosimetry controlled devices.

UVA & PUVA Calculator – Doses in Joules for UVA based treatments.

Rather use this same functionality on your smart phone?  Go to the App Store, or Google Play and download the Daavlin Phototherapy Math app!