Optics: measuring and testing – Sample – specimen – or standard holder or support – Fluid containers
Patent
1974-10-21
1976-02-03
Smith, Alfred E.
Optics: measuring and testing
Sample, specimen, or standard holder or support
Fluid containers
73331, 126200, G01N 110
Patent
active
039361969
ABSTRACT:
An opaque fluid chamber having some means for filling and removing fluid therefrom and at least one aperture therein having a transparent plate sealing it, thereby permitting light to enter or leave the chamber through said aperture without losing fluid material therethrough. The transparent plate is many times larger than the size of the aperture and selectively clamped thereagainst in a manner permitting removal of a fogged area of the transparent member away from the aperture for continued light transfer into and out of the chamber without having to clean or replace the transparent plate.
REFERENCES:
patent: 3307400 (1967-12-01), LeRoy
patent: 3385285 (1968-05-01), King
patent: 3518009 (1970-07-01), Shamos et al.
de los Reyes B. W.
Smith Alfred E.
Spectrotherm Corporation
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