JPS5378855A - Polygonal jewery identifying device - Google Patents

Polygonal jewery identifying device

Info

Publication number
JPS5378855A
JPS5378855A JP15461276A JP15461276A JPS5378855A JP S5378855 A JPS5378855 A JP S5378855A JP 15461276 A JP15461276 A JP 15461276A JP 15461276 A JP15461276 A JP 15461276A JP S5378855 A JPS5378855 A JP S5378855A
Authority
JP
Japan
Prior art keywords
jewery
polygonal
identifying device
prompt
pattern
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP15461276A
Other languages
Japanese (ja)
Inventor
Kenichi Shiraki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP15461276A priority Critical patent/JPS5378855A/en
Publication of JPS5378855A publication Critical patent/JPS5378855A/en
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Adornments (AREA)

Abstract

PURPOSE: To provide a polygonal jewery identifying device, which can accomplish reliable and prompt measurements, by comparing the reflected light pattern of a jewery by a laser beam with the recorded pattern.
COPYRIGHT: (C)1978,JPO&Japio
JP15461276A 1976-12-21 1976-12-21 Polygonal jewery identifying device Pending JPS5378855A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15461276A JPS5378855A (en) 1976-12-21 1976-12-21 Polygonal jewery identifying device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15461276A JPS5378855A (en) 1976-12-21 1976-12-21 Polygonal jewery identifying device

Publications (1)

Publication Number Publication Date
JPS5378855A true JPS5378855A (en) 1978-07-12

Family

ID=15587982

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15461276A Pending JPS5378855A (en) 1976-12-21 1976-12-21 Polygonal jewery identifying device

Country Status (1)

Country Link
JP (1) JPS5378855A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5598341A (en) * 1978-10-09 1980-07-26 De Beers Cons Mines Ltd Method of estimating color of jewel
JPS59103258U (en) * 1982-12-28 1984-07-11 内藤　清 Diamond identification device
JP2016529498A (en) * 2013-08-27 2016-09-23 デー．スワロフスキー カーゲーＤ．Ｓｗａｒｏｖｓｋｉ ＫＧ Assembly for analyzing light patterns generated by refraction and reflection at gems

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5598341A (en) * 1978-10-09 1980-07-26 De Beers Cons Mines Ltd Method of estimating color of jewel
JPS59103258U (en) * 1982-12-28 1984-07-11 内藤　清 Diamond identification device
JP2016529498A (en) * 2013-08-27 2016-09-23 デー．スワロフスキー カーゲーＤ．Ｓｗａｒｏｖｓｋｉ ＫＧ Assembly for analyzing light patterns generated by refraction and reflection at gems
US9702825B2 (en) 2013-08-27 2017-07-11 D. Swarovski Kg Assembly for analyzing a light pattern caused by refraction and reflection at a precious stone

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