http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-H1144809-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_1af8df51ce24ca931ae718fb747f6aa0 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B27-42 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B5-18 |
| filingDate | 1997-07-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_968270ad71d0b5c048e7f4c336aac79c |
| publicationDate | 1999-02-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | JP-H1144809-A |
| titleOfInvention | Diffractive optical element and optical apparatus having the same |
| abstract | [PROBLEMS] To increase the productivity of a diffractive optical element having a diffraction grating having a plurality of layers. SOLUTION: This is a diffractive optical element having a plurality of diffraction gratings, and is a solid first diffraction grating 1 having an uneven structure. And the second diffraction grating 2 of the liquid filling the concave portions of the concave-convex structure And |
| priorityDate | 1997-07-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 19.