MY137456A - Optical fibre measuring instrument - Google Patents

Optical fibre measuring instrument

Info

Publication number
MY137456A
MY137456A MYPI20012118A MYPI20012118A MY137456A MY 137456 A MY137456 A MY 137456A MY PI20012118 A MYPI20012118 A MY PI20012118A MY PI20012118 A MYPI20012118 A MY PI20012118A MY 137456 A MY137456 A MY 137456A
Authority
MY
Malaysia
Prior art keywords
instrument
optical
optical fibre
probe
measure
Prior art date
Application number
MYPI20012118A
Inventor
Anuar Bin Ahmad
Original Assignee
Univ Teknologi Mara
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Univ Teknologi Mara filed Critical Univ Teknologi Mara
Priority to MYPI20012118A priority Critical patent/MY137456A/en
Publication of MY137456A publication Critical patent/MY137456A/en

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  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

AN OPTICAL FIBRE MEASURING INSTRUMENT FOR MEASURING DISPLACEMENT AND/OR COLOUR LEVEL VARIATIONS WHICH COMPRISES AT LEAST TWO LIGHTING MEANS (1,3, 5), AN OPTICAL FIBER BUNDLE BIFURCATION (7), AN OPTICAL REFLECTANCE PROBE (9), A SENSOR MEANS (15), A BAND-PASS FILTER (17), A SIGNAL CONDITIONING CIRCUITRY (19) AND A DISPLAY SYSTEM (21) WHICH CAN SHOW TRUE OR RELATIVE VALUE OF THE MEASURED VARIABLES UNDER VARIABLE AMBIENT LIGHT AND/OR TEMPERATURE WITH NEGLIGIBLE LONG TEAM OUTPUT DRIFT. WITH THE SAME OPTICAL FIBRE REFLECTANCE PROBE (9), BUT WITHOUT ANY TRANSDUCER AT THE END OF THE PROBE, THE INSTRUMENT SYSTEM CAN MEASURE AND DISPLAY COLOR LEVELS, MICROMETER DISPLACEMENTS AND VIBRATION. WITH OPTICAL CHEMICAL TRANSDUCERS, THE INSTRUMENT HAS MEASURED SALINITY AND PH, AND PESTICIDE CONTAMINATION IN FRUITS AND VEGETABLES. WITH APPROPRIATE OPTICAL TRANSDUCERS, THE INSTRUMENT SYSTEM CAN MEASURE OTHER PHYSICAL AND CHEMICAL VARIABLES. THE INSTRUMENT CAN AMPLIFY SIGNAL UP TO 500,000;000 TIME WITH NEGLIGIBLE LONG TERM DRIFT DUE TO THE INTELLIGENT SIGNAL CONDITIONING CIRCUITRY (19) AND FIBRE OPTIC LINK DESIGN. (FIGURE 1)
MYPI20012118A 2000-10-24 2001-05-08 Optical fibre measuring instrument MY137456A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MYPI20012118A MY137456A (en) 2000-10-24 2001-05-08 Optical fibre measuring instrument

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
MYPI20004988A MY127681A (en) 2000-10-24 2000-10-24 Portable optical fibre sensors measuring instrument
MYPI20012118A MY137456A (en) 2000-10-24 2001-05-08 Optical fibre measuring instrument

Publications (1)

Publication Number Publication Date
MY137456A true MY137456A (en) 2009-01-30

Family

ID=45689137

Family Applications (2)

Application Number Title Priority Date Filing Date
MYPI20004988A MY127681A (en) 2000-10-24 2000-10-24 Portable optical fibre sensors measuring instrument
MYPI20012118A MY137456A (en) 2000-10-24 2001-05-08 Optical fibre measuring instrument

Family Applications Before (1)

Application Number Title Priority Date Filing Date
MYPI20004988A MY127681A (en) 2000-10-24 2000-10-24 Portable optical fibre sensors measuring instrument

Country Status (1)

Country Link
MY (2) MY127681A (en)

Also Published As

Publication number Publication date
MY127681A (en) 2006-12-29

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