Apparatus for determining skin tolerance to ultra-violet radiati

Radiant energy – Invisible radiant energy responsive electric signalling – Ultraviolet light responsive means

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250365, G01J 142

Patent

active

039671240

ABSTRACT:
An apparatus for enabling the tolerance of the skin of individual persons to ultra-violet radiation to be determined, including a source of UV radiation and a mask having apertures for allowing UV radiation of different intensities to be applied to the skin of a person being tested.

REFERENCES:
patent: 3917948 (1975-11-01), Strutz
Measurement of Erythemal Energy by Hoyt S. Scott, A.I.E.E. Technical Paper 49-186, May 1949.

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