Manual densitometer with manully operated dial

Details Manual densitometer with manully operated dial Manual densitometer with manully operated dial

1993-12-22

1995-06-20

Evans, F. L.

Optics: measuring and testing

By shade or color

G01J 350

Patent

active

054265088

ABSTRACT:
A manual densitometer for measuring the color composition of an original has a housing which includes a unit for measuring the original, a unit for controlling the measuring, as well as an evaluating electronics and display unit which displays selected variables and parameters. In addition, it has a control unit with a manually-operated dial, which can be rotated from outside the housing, whereby the measuring, the measurement variables, and the parameters for the measurement can be selected by rotating the dial.

REFERENCES:
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patent: 4870671 (1989-09-01), Hershyn
patent: 4929084 (1990-05-01), Mast et al.
patent: 4947315 (1990-08-01), Sokolow et al.
patent: 4961646 (1990-10-01), Schrammli et al.
patent: 4968140 (1990-11-01), Berner
patent: 5319437 (1994-06-01), Van Aken et al.
European Search Report EP 92 81 1019.
Bernina 1530.RTM. Inspiration (2 pages).
Derwent Database Abstract citing Soviet Union Document 780,068 (1 page).

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