Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent
1991-10-28
1993-02-23
Nelms, David C.
Radiant energy
Photocells; circuits and apparatus
Optical or pre-photocell system
25022724, 385 48, H01J 516
Patent
active
051892987
ABSTRACT:
A measuring device for measuring light travelling through an optical medium with the device including two independent components, with each independent component including one transmitter and one receiver. Each of the components are connected via a flexible lead to a measuring and evaluation section of the measuring device in which an evaluation and/or display of the measuring signal obtained by the components will be produced.
REFERENCES:
patent: 4652123 (1987-03-01), Neumann
patent: 4671653 (1987-06-01), So et al.
patent: 5062703 (1991-11-01), Wong et al.
patent: 5076688 (1991-12-01), Bowen et al.
patent: 5078489 (1992-01-01), Lieber
Nelms David C.
Siemens Aktiengesellschaft
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