http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-2008135411-A
Outgoing Links
Predicate | Object |
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assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_be055db3c1a09879df07379ba969e223 |
classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G11B7-125 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H01S5-028 |
filingDate | 2005-03-17^^<http://www.w3.org/2001/XMLSchema#date> |
inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_81b3a4e0d8a0d670ae7b085c44ec2489 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_88e9aae5cf42e2e5e0817d9df8fb1ec1 |
publicationDate | 2008-06-12^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber | JP-2008135411-A |
titleOfInvention | Semiconductor laser element, objective lens, optical head, and optical information recording / reproducing apparatus |
abstract | In a high-power blue semiconductor laser, it is possible to reduce the blocking of laser light by dust or dust adhering to the outer surface of a window glass portion of the semiconductor laser due to emitted or incident laser light. I will provide a. A semiconductor laser in which a laser element that emits blue laser light is hermetically sealed using a package provided with a window glass part 45, and the emission part of the laser element 41 having a laser output exceeding 100 mW or more. By providing a niobium pentoxide (Nb 2 O 5 ) film on the outer surface of the window glass portion 45, it is possible to suppress the adhesion of foreign matters due to the laser element 41 emitting blue laser light. [Selection] Figure 2 |
isCitedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-8733996-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-8876344-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-10281102-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-9816677-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-8833991-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-2011243369-A http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-10465873-B2 |
priorityDate | 2005-03-17^^<http://www.w3.org/2001/XMLSchema#date> |
type | http://data.epo.org/linked-data/def/patent/Publication |
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