Led/photodiode arrangement

Details Led/photodiode arrangement Led/photodiode arrangement

G - Physics

01

N

G01N 21/78 (2006.01) G01N 21/47 (2006.01) G01N 33/48 (2006.01)

Patent

CA 2468188

Disclosed, in one aspect, is an assay result reading device for reading the result of an assay performed using a test strip, the device comprising: a light source or sources, said light sources emitting light incident upon at least two, spatially separated zones of the test strip; and a photodetector which detects light emanating from each of the two said zones; in a further aspect is disclosed an assay result reading device for reading the result of an assay performed using a test strip, the device comprising: at least one light source incident upon a zone of the test strip; and at least two photodetectors both of which are able to detect some of the light emanating from the zone of the test strip illuminated by the light source.

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