The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 04, 1986

Filed:

Aug. 14, 1978
Applicant:
Inventors:

Manabu Yoshimura, Kyoto, JP;

Tokuji Shibahara, Kyoto, JP;

Shigeki Kobayashi, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J / ; G01J / ; G01J / ;
U.S. Cl.
CPC ...
356308 ; 356319 ; 356328 ; 364418 ;
Abstract

A spectrophotometer is provided for measuring and displaying an absorbance change as a function of time, a wavelength spectra, or an absorbance difference as a function of time between two specific wavelengths, which comprises a wavelength scanner for scanning through a plurality of wavelengths in a scan range, a wavelength reader for generating wavelength signals corresponding to the scanned wavelengths, photodetectors for detecting the light intensity of a scanned wavelength, an A-D converter for converting analog signals of a scanned wavelength to digital signals, a storage device for storing data generated from the A-D converter corresponding to each wavelength, an operational circuit for processing stored data, and display devices for displaying the processed data.


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