Spectrophotometer

Details Spectrophotometer Spectrophotometer

1986-12-12

1987-08-18

Evans, F. L.

Optics: measuring and testing

By dispersed light spectroscopy

Utilizing a spectrometer

250226, 350317, 357 30, G01J 302, G01J 336

Patent

active

046873295

ABSTRACT:
An improved spectrophotometer, especially suitable for use in centrifugal analysis instrumentation, is disclosed. The spectrophotometer is improved by including therein a detector comprising a photodiode array assembly having a photodiode array, a spectral filter assembly situated substantially parallel thereto and in the path of incident light and means for attenuating stray light which would otherwise impinge on each of the photodiodes of the array.

REFERENCES:
patent: 3869212 (1975-03-01), Burcher et al.
patent: 3973118 (1976-08-01), LaMontagne
patent: 4003635 (1977-01-01), Ottersberg et al.
Electric Product Design, Jul. 1981, p. 9.

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