发明名称 |
METHOD FOR NON-DESTRUCTIVE JUDGMENT OF PEARL QUALITY |
摘要 |
The present invention relates to a method for non-destructive judgment of pearl quality by measuring the ultraviolet-visible reflectance spectrum and/or ultraviolet-visible fluorescence spectrum of a pearl or pearl shell to be inspected and comparing the values obtained with those preliminarily measured for a normal pearl or pearl shell. The present invention also relates to a non-destructive inspection apparatus of pearl quality. According to the present invention, the quality of the aimed pearl or pearl shell can be easily and rapidly judged under a non-destructive condition. |
申请公布号 |
US2012050526(A1) |
申请公布日期 |
2012.03.01 |
申请号 |
US20110983993 |
申请日期 |
2011.01.04 |
申请人 |
NAGAI KIYOHITO;HIRAMATSU JUNICHI;IWAHASHI YASUNORI;KABUSHIKI KAISHA MIKIMOTO |
发明人 |
NAGAI KIYOHITO;HIRAMATSU JUNICHI;IWAHASHI YASUNORI |
分类号 |
H04N7/18;G01J1/58;G01N21/64 |
主分类号 |
H04N7/18 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|