| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain stable laser light. <P>SOLUTION: A wavelength conversion element may include a non-linear crystal having a first surface, a first film bonded to the first surface and having at least one layer, and a first prism bonded to the first film. The bond between the first film and the first prism may be optical contact. The non-linear crystal may be a KBBF crystal. <P>COPYRIGHT: (C)2012,JPO&INPIT |
